OT-2026-000052683
Publication integrity record
Foam pad vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000052683) never changes.
Identity and time
| Publication number | OT-2026-000052683 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573c-75b4-bd3c-53ad9c83ef34 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052683 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2453fe42502a40dc0ddb7ed9695637718c9135fe8233a251b738bda2697919e7 |
|---|---|
| Markdown | bb439c5bbb3718b093db3c813b3aeff5bd81709c12e48a17b602006074e7d556 |
| Publication page | de67356e7c69c6c60090811a726d3340983f68b96c485fd31f1ce65e092d8ce9 |
| Manifest | e1a794a34f760b2dfab8440cd3ed99a45636b2e595e9cb58c8bcfae750ababb4 |
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 | hsGRdJ8ckuiTp3SzzN+nO3ten/wv/Et1HR0uTw5zC6v388PopocOR3yPcQG19mRVlbDVQy64JiAXh9erOw5GCw== |
| 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
| 2026-09-17T10:57:22.834676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052683observed de67356e7c69c6c60090811a726d3340...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:22.815381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052683/manifest.jsonobserved e1a794a34f760b2dfab8440cd3ed99a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:22.794230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052683/publication.mdobserved bb439c5bbb3718b093db3c813b3aeff5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:22.777678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052683/publication.txtobserved 2453fe42502a40dc0ddb7ed969563771...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. |
|---|