OT-2026-000041991
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold 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-2026-000041991) never changes.
Identity and time
| Publication number | OT-2026-000041991 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a7-7ae4-a2a9-da3ab79a9612 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041991 |
| Status | PUBLIC |
Content hashes
| Canonical text | 12e92bdd8f45db8432839fb3384fb2ed9f273045181725b61dc0c21bbfdfe3d7 |
|---|---|
| Markdown | 08f8498f51f689e49c8ad2cbc4ae0beda7524df9990676549334a54357de6769 |
| Publication page | 3f0365e69f14c067c7b34a9660d3b21228a6d3289b92652efa1d2eb79651b0c5 |
| Manifest | d3845ad3a5bbe686a390dd2162d0871f9b8fdf2c3772c8b4a880b3ebc826b275 |
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 | XOS+iMqDNX9pGeGI7zwhety0DoLJyo6p002SsdqYoDPxpw/4a9D1if9n8LGRiGPwXq/HSloOFVEym4/HlLdXAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:16:53.249243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041991observed 3f0365e69f14c067c7b34a9660d3b212...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:53.231750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041991/manifest.jsonobserved d3845ad3a5bbe686a390dd2162d0871f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:53.212909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041991/publication.mdobserved 08f8498f51f689e49c8ad2cbc4ae0bed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:53.196132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041991/publication.txtobserved 12e92bdd8f45db8432839fb3384fb2ed...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. |
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