OT-2026-000053438
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two 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-2026-000053438) never changes.
Identity and time
| Publication number | OT-2026-000053438 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a90-774e-91ed-d84269804889 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053438 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6431c7d677b37f794d34a6970616cb4b06b17c03cabe0d696a5cd61201ffaaa0 |
|---|---|
| Markdown | e74afc73e9ea6cadb6717b7eedfbbeb9fedaf3a0522caff331935fc50c05c771 |
| Publication page | d1f5e636c0aeca457a5167ee20cc82d10bd8b85eb25f94e4ee46d5e82b07eee4 |
| Manifest | 91e42d99d0464eaed9c96a51636421acb1b98986dfdd6f5758de64e69fd2af21 |
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 | swICftQXFHAE3uAJ8Ujc0irBkRsKX3MAyBeha2aNUlptGxt1xAKPH3WaUNIIjed/0tu6LDDSIaXpzmopGeXXCw== |
| 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
| 2026-09-17T10:55:10.713675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053438observed d1f5e636c0aeca457a5167ee20cc82d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:10.696907Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053438/manifest.jsonobserved 91e42d99d0464eaed9c96a51636421ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:10.677136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053438/publication.mdobserved e74afc73e9ea6cadb6717b7eedfbbeb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:10.660069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053438/publication.txtobserved 6431c7d677b37f794d34a6970616cb4b...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. |
|---|