OT-2026-000052280
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off after set-down
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000052280) never changes.
Identity and time
| Publication number | OT-2026-000052280 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e791-7cb7-8e51-2d6b062d4f33 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052280 |
| Status | PUBLIC |
Content hashes
| Canonical text | c69223b0223f679e02d7b15e44321fe1c0965bd51571013ecf09d6cb6ff86f4b |
|---|---|
| Markdown | ba51bb914a94dab1a74ce2be357bc9a632ca18dbef3783df1ec675d2f9903459 |
| Publication page | 779ce66ede2d19620cdde4f0db1415032dc65ec7d11c78ffd1e86cdbd4f8ee12 |
| Manifest | 9846e5406c7a91ab40262563735b474bb4083b74cbd364753c3d4cbfc95e8aad |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | jgJ3l7goaBsbiQZ/nZah5owjdnxjmli3MHWtD1eXRczy9F/y2iMWFm6qliJrA7KWingDHI7A4cStuOwOOXFLCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-10-31T04:41:03.119353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052280observed 779ce66ede2d19620cdde4f0db141503...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-31T04:41:03.066649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052280/manifest.jsonobserved 9846e5406c7a91ab40262563735b474b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T04:41:03.006567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052280/publication.mdobserved ba51bb914a94dab1a74ce2be357bc9a6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T04:41:02.945569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052280/publication.txtobserved c69223b0223f679e02d7b15e44321fe1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:23:26.485512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052280observed 779ce66ede2d19620cdde4f0db141503...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:23:26.467701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052280/manifest.jsonobserved 9846e5406c7a91ab40262563735b474b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:23:26.446506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052280/publication.mdobserved ba51bb914a94dab1a74ce2be357bc9a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:23:26.427124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052280/publication.txtobserved c69223b0223f679e02d7b15e44321fe1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|