OT-2026-000083515
Publication integrity record
Four bellows cup vacuum gripper, four zone face, 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-2026-000083515) never changes.
Identity and time
| Publication number | OT-2026-000083515 · never reused |
|---|---|
| Internal UUID | 01a0ae98-0415-76ce-80b8-26864d6d9377 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:53.320528Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083515 |
| Status | PUBLIC |
Content hashes
| Canonical text | f1bc2f11de5c5117bd99bb94ec6950b58321968c3f5fde78d32fdba6aadb87f1 |
|---|---|
| Markdown | 08a54a02cef308274e55743b282e390b8d95b5c3fe85db38d465c246d457a24f |
| Publication page | 2eb251c9b9fc635b6f564a34e060509e938ca8c13ab44f67eb7b9114e8c79a60 |
| Manifest | 7847a0f12a2a9cd58842f5ff2f1ce2113a62a02b57b98563f2c96f65deeedd89 |
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 | xl2BmWXdlxw8zaTKzg7Wx6R80suQw3dv0xFsp3FgkVCfCfoUyVgq7QtdkgrPiz8IUmPtV2bcF2lJDexFxiKRCQ== |
| 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
| 2026-09-17T09:56:29.600637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083515observed 2eb251c9b9fc635b6f564a34e060509e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:56:29.583698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083515/manifest.jsonobserved 7847a0f12a2a9cd58842f5ff2f1ce211...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:56:29.567927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083515/publication.mdobserved 08a54a02cef308274e55743b282e390b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:56:29.551826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083515/publication.txtobserved f1bc2f11de5c5117bd99bb94ec6950b5...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. |
|---|