OT-2026-000081001
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000081001) never changes.
Identity and time
| Publication number | OT-2026-000081001 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b975-777a-a170-3614f737d6e9 · 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-2026-000081001 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9cd9a1506dbd1f66697a7a947fe3f30ded99d3b3b2746a8cfb29e1463126456 |
|---|---|
| Markdown | 00260286e10ebf3759592155063ac300ed471d6e0043376364f62f84a3c43293 |
| Publication page | efc4835d13cbe9ef100a3c5ede84508ed8bacdb7240d1f0f3e2b394c2c9007a8 |
| Manifest | 5cff71e4c87764ce663809d8248a13aec0184013f2a533c5b2dcadf87757aa68 |
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 | UNLCtn4EapcYMgaUdZ9xuNl8E5tSOn0ONT/J6KgrRtLLNSi5BzrHKm2De6xnd9MDeUDbOepaBjwjwkRiRJkcDw== |
| 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
| 2026-09-17T10:02:17.266701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081001observed efc4835d13cbe9ef100a3c5ede84508e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:17.249212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081001/manifest.jsonobserved 5cff71e4c87764ce663809d8248a13ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:17.231901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081001/publication.mdobserved 00260286e10ebf3759592155063ac300...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:17.214892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081001/publication.txtobserved c9cd9a1506dbd1f66697a7a947fe3f30...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. |
|---|