OT-2026-000051774
Publication integrity record
Foam pad vacuum gripper, three stage ejector, vented before set-down, on a tool changer
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-2026-000051774) never changes.
Identity and time
| Publication number | OT-2026-000051774 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c83-7cc6-b175-d31696e4f245 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051774 |
| Status | PUBLIC |
Content hashes
| Canonical text | 235273d0cd9481201055a820f7310bfbf48715f657a6f9b1232b86fbc2d1dfc6 |
|---|---|
| Markdown | dc8141ae85af74e1fa9af88ad674d6e7862df7dee36c74afcfd42731f6cf628f |
| Publication page | c0220e8f87974037a69667efb9cf7691bc489ba9346495be47a41f45c5008b1c |
| Manifest | 1de2c10e3f67a4347e25a51848b6c99b1f4bc66de03228ae68b899073811cd40 |
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 | Uwa2rtx2h0XeUlbV2mXlAza9zPSYwBrEhhMgOJ0UDIed0y7S0S6S38Ft+bEsOoOqcJ6Fb6kgNTu9uaHGZBhHAw== |
| 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
| 2026-09-17T10:58:40.810241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051774observed c0220e8f87974037a69667efb9cf7691...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:40.791293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051774/manifest.jsonobserved 1de2c10e3f67a4347e25a51848b6c99b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:40.772393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051774/publication.mdobserved dc8141ae85af74e1fa9af88ad674d6e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:40.754611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051774/publication.txtobserved 235273d0cd9481201055a820f7310bfb...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
| Custody package | Pending Custody packages are produced weekly. |
|---|