OT-2026-000057924
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, sustained 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-2026-000057924) never changes.
Identity and time
| Publication number | OT-2026-000057924 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7e4b-acfb-466ae4c0b011 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057924 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6518988678ab80bc9c1b0e20ba246bbb3be6f39ea03b96e34c9285f19cb96fd9 |
|---|---|
| Markdown | 63c22b3daec7b0d0af6d0163576f01ab64b11fcd5746400eb71861340c52f1a8 |
| Publication page | 5e5c40ad76f73b7600fab2a852576d01f4114f8cc146fe5d0144394014e045b6 |
| Manifest | 295e81c4e85113c9c7955108085a40b0f303e1fbd5ce97f7ebf6f5c8162e7fdd |
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 | GOGB8+CIKuIZUH5rf6iQi/KaLZJxr3/ZUc75QaMb9x8E3NxWQrWFr5pV2VQmoys6tPxPdnjAQ/s0Qg0aTV6vDQ== |
| 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... |
|---|
Independent retrieval
| 2026-09-21T00:42:12.877864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057924observed 5e5c40ad76f73b7600fab2a852576d01...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-21T00:42:12.732058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057924/manifest.jsonobserved 295e81c4e85113c9c7955108085a40b0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T00:42:12.587927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057924/publication.mdobserved 63c22b3daec7b0d0af6d0163576f01ab...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T00:42:12.372147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057924/publication.txtobserved 6518988678ab80bc9c1b0e20ba246bbb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:42.596106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057924observed 5e5c40ad76f73b7600fab2a852576d01...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:42.459930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057924/manifest.jsonobserved 295e81c4e85113c9c7955108085a40b0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:42.303657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057924/publication.mdobserved 63c22b3daec7b0d0af6d0163576f01ab...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:42.135921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057924/publication.txtobserved 6518988678ab80bc9c1b0e20ba246bbb...fetched by grabo-systems from 34.44.131.203, 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 |
|---|