OT-2026-000044808
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, pulsed blow-off after 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-2026-000044808) never changes.
Identity and time
| Publication number | OT-2026-000044808 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-911b-746e-b9e2-b0202fd0c807 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:54.474009Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044808 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1a6d1a0622c8450ee120e94c71219a2ddee00e9d5a39b4de5f2a725b716a017e |
|---|---|
| Markdown | 2ad6e70bf89a7eca82fc63965cd64c42f832c4e2576b53efbe1ae3226c7566aa |
| Publication page | 2c4108f34ef5c6f81565a591dc5042ee6a0b6345e2dc63ae09356516001d40a8 |
| Manifest | c0b40dbca531208f28e0b1342d8a37e60dea0e3a1ba4d22a2a7492bc9dd6994d |
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 | 78RiyZNQCrryBsSuNW/WenimBMOnjSraDGp9mDYdThaJimb5Ou1dUExlPThwDM37MkMKEDupDaEWWePlS6rRDw== |
| 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
| 2026-09-17T11:11:26.399580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044808observed 2c4108f34ef5c6f81565a591dc5042ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:11:26.379847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044808/manifest.jsonobserved c0b40dbca531208f28e0b1342d8a37e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:26.360286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044808/publication.mdobserved 2ad6e70bf89a7eca82fc63965cd64c42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:26.341635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044808/publication.txtobserved 1a6d1a0622c8450ee120e94c71219a2d...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. |
|---|