OT-2026-000056167
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000056167) never changes.
Identity and time
| Publication number | OT-2026-000056167 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4c-7502-97f8-ed79996d16b5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056167 |
| Status | PUBLIC |
Content hashes
| Canonical text | a37353366e90929d2af3dc0f8af541422eaf2a852dd79596566ab8cd793da2e0 |
|---|---|
| Markdown | d7c8ee2ca1ad26218159f2c73b98f836c0873dbb3c171c24b621bd81340e12ef |
| Publication page | 73e48268b95360c3a9a30b2105e4ce3402396f6aa8940603bb31e1596fccc144 |
| Manifest | 94adb3afbc7ce22656fc534e0e1d08a01f7df7c63a445e78aef3448361427194 |
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 | 2dYZYQL41jEHKCnM94oEdrMmp6rbZxOeW6ZS2AxkjAngOIRopvQfO1Gkle4lZaFR76iw2t5nDkO7D4jIKhKxCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:43.568914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056167observed 73e48268b95360c3a9a30b2105e4ce34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:43.551550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056167/manifest.jsonobserved 94adb3afbc7ce22656fc534e0e1d08a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:43.535670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056167/publication.mdobserved d7c8ee2ca1ad26218159f2c73b98f836...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:43.517600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056167/publication.txtobserved a37353366e90929d2af3dc0f8af54142...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. |
|---|