OT-2026-000053094
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, 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-2026-000053094) never changes.
Identity and time
| Publication number | OT-2026-000053094 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a431-7af2-8ffe-5814c6f48189 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053094 |
| Status | PUBLIC |
Content hashes
| Canonical text | c0990cea648b706acb20fc076bdf49163b7571739db288c4a02f65c23e775685 |
|---|---|
| Markdown | ec659fb6d12c75807c17eac7b0866e9162aea86cd652ab77d9748cb1c90862e9 |
| Publication page | af8bac3f0ca98014f749b77b40c12f0730e0b3e9f3c90b60b4fb00e59e64b3be |
| Manifest | ff58f90282ca14868f20e1ce2a0771ae30b614ebc5568d704ea504352843afaa |
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 | dPF7zNuQTmeSZavYuHlIW5mCH52ZkhaD+Fcp9Up6L2jXSveEt/nwgiCgkXw+nfX24Mx8GbhlYDPYfLX83+cUDw== |
| 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
| 2026-09-17T10:56:49.010563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053094observed af8bac3f0ca98014f749b77b40c12f07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:48.992093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053094/manifest.jsonobserved ff58f90282ca14868f20e1ce2a0771ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:48.968820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053094/publication.mdobserved ec659fb6d12c75807c17eac7b0866e91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:48.943494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053094/publication.txtobserved c0990cea648b706acb20fc076bdf4916...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. |
|---|