OT-2026-000053977
Publication integrity record
Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000053977) never changes.
Identity and time
| Publication number | OT-2026-000053977 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a7-75b8-8b2a-01c7c4a2000f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053977 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe6a1d03a5bd4f8ed1a19c9564039448350b402acf362ef6b7064b2a45ac02f3 |
|---|---|
| Markdown | 23f3c681ddd05533a87732d0bdfa4497367a73cf7abd16c215c7407d7366e8b7 |
| Publication page | 7258209703f27cbff647acbb8f8fe4ff90db162902342eda2fedcf62d65dd4ce |
| Manifest | fdfabc81d9ca86eb24f6d7dcf135a04f6309149d9a819513d10f26bb13d65d84 |
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 | dzA+I41xyuijLPN7MVS0lJkyyqUmcKtq6Qok3gKZAJCQU7eo9qt+/Sv49oUdyin/LKR5XF6YgOQL+riyJp0XAQ== |
| 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
| 2026-09-17T10:54:16.537009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053977observed 7258209703f27cbff647acbb8f8fe4ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:16.512576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053977/manifest.jsonobserved fdfabc81d9ca86eb24f6d7dcf135a04f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:16.488155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053977/publication.mdobserved 23f3c681ddd05533a87732d0bdfa4497...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:16.462608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053977/publication.txtobserved fe6a1d03a5bd4f8ed1a19c9564039448...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. |
|---|