OT-2026-000053446
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, 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-2026-000053446) never changes.
Identity and time
| Publication number | OT-2026-000053446 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a90-7b76-833c-785be4147a0d · 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-2026-000053446 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9b98003350328e6a8ecc008ce450edfacf112cca9c3f06079c16b8db971efc8e |
|---|---|
| Markdown | a89d0d61ae86fd25aa33aba3df411c40c4ded51d841ebbcd1f2712de4a8c1ee6 |
| Publication page | 6bcdeabf6846fd755a9848dd09dd28c40251f6b8c5ec03f0fea01c22ce64ee49 |
| Manifest | 1838e2703accf57ca9f3c925f7e5d0b9102511e9b2ff42a198c0554697ffa6ed |
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 | Kv3sNvcqQ2OK7ilivOnhP1+AT1I9ZH6kQoUbr+4TSH8AdCO7uTvFp1m/p1wdJHfwRyrCgxMdPQ1bR9aKkUwnCw== |
| 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
| 2026-09-17T10:55:11.338896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053446observed 6bcdeabf6846fd755a9848dd09dd28c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:11.319660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053446/manifest.jsonobserved 1838e2703accf57ca9f3c925f7e5d0b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:11.300014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053446/publication.mdobserved a89d0d61ae86fd25aa33aba3df411c40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:11.278911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053446/publication.txtobserved 9b98003350328e6a8ecc008ce450edfa...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. |
|---|