OT-2026-000081107
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, sustained 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-2026-000081107) never changes.
Identity and time
| Publication number | OT-2026-000081107 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b977-77c0-875a-22ee3a887200 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081107 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6d52f3c1df54a952ef585696aa630a5fd5e0a93b31fa78b2a2c8077cb5884941 |
|---|---|
| Markdown | 6bc19042be8f427be7a39848d0943813ed5043f8975ac103d629e37ade894999 |
| Publication page | ff0f90ebf5ec131842d1cc7137cfecc17a405d98b83d927428b10ca46c95400e |
| Manifest | f6b4608b0c5b6d5bef3ac40903369728167aebeaee49d1bdd8511a88eb81693d |
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 | /U3R7PmmR38YL9ksNSdW5Xtyo44nqCMqdnilaqUmZrj8Noyz1JWQo8Yj0KkKTUGmbPrIgwRMOd1kDjAP/XklAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:02:24.879512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081107observed ff0f90ebf5ec131842d1cc7137cfecc1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:24.863087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081107/manifest.jsonobserved f6b4608b0c5b6d5bef3ac40903369728...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:24.846196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081107/publication.mdobserved 6bc19042be8f427be7a39848d0943813...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:24.828367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081107/publication.txtobserved 6d52f3c1df54a952ef585696aa630a5f...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. |
|---|