OT-2026-000081224
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, vented 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-2026-000081224) never changes.
Identity and time
| Publication number | OT-2026-000081224 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f373-7b20-bcef-36979e3ca976 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081224 |
| Status | PUBLIC |
Content hashes
| Canonical text | 08877041a54f272088983282ea78bf37570b7d99d1192de7a57fdd843446bbcc |
|---|---|
| Markdown | 792dd6014ee06178408e136797179000cb5a12138bc43db04595f1c14df75ce2 |
| Publication page | 50912da1c8c77de8dfd3f58aca19708d931112d5396ac740da158dd9eb5a3b69 |
| Manifest | 4e14a0d02f1630f14a5c5c5da76dcf8e38a0dff58fc7a7b0926601fd1ba6e294 |
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 | mRnmQa8KDJ7K/ShnsR8eMCY9X8TZrry5NkOwbjlKNKaAW6sv+Pfll4CCcq2FZIY57dLr9janAQbl1ZUPdv5ODw== |
| 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
| 2026-09-17T10:01:18.480000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081224observed 50912da1c8c77de8dfd3f58aca19708d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:18.460655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081224/manifest.jsonobserved 4e14a0d02f1630f14a5c5c5da76dcf8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:18.442644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081224/publication.mdobserved 792dd6014ee06178408e136797179000...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:18.423176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081224/publication.txtobserved 08877041a54f272088983282ea78bf37...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. |
|---|