OT-2026-000053389
Publication integrity record
Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000053389) never changes.
Identity and time
| Publication number | OT-2026-000053389 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a8f-7b08-a3f8-85512b6cc905 · 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-2026-000053389 |
| Status | PUBLIC |
Content hashes
| Canonical text | 75ec7feb91acc2fb7ba706d8a501f813704c9f11dc366d4d35a3999edcabcf01 |
|---|---|
| Markdown | 4cca70a3d7ffd169bda28be8b03912b2549b06fa5d9c2e4c75982b6be1ee6369 |
| Publication page | 1021f215507ac873d7e7c7fd1de054a10a3c36ac8d3a8277316ae4581c649584 |
| Manifest | 6c23db5330526c9614c4061acdc8c04f25bbe1b7b55e260e28c19297507af53c |
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 | m6xTNfLjjiZ4T1ZZzwVm8kwgVNdQnww6rKkq3XBGoQ6tMGFPhrzWJBp3y2I9Sxj1DKFvup2fPIW+7WaAkTzsDg== |
| 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
| 2026-09-17T10:55:06.657639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053389observed 1021f215507ac873d7e7c7fd1de054a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:06.641112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053389/manifest.jsonobserved 6c23db5330526c9614c4061acdc8c04f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:06.623800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053389/publication.mdobserved 4cca70a3d7ffd169bda28be8b03912b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:06.605922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053389/publication.txtobserved 75ec7feb91acc2fb7ba706d8a501f813...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. |
|---|