OT-2026-000021158
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000021158) never changes.
Identity and time
| Publication number | OT-2026-000021158 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-7b77-8d7f-e578d5601289 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021158 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99258cc1d7f8874fbcd72c38e9879c934b6a1dd72534ff1cf91939d38e4ae23b |
|---|---|
| Markdown | 3d89d0aeed6ca2e1942edc3a7d5550e339ec1a70e9ee98cac29348df6926efc2 |
| Publication page | 5cc91fd1ef0052154fe6e2212ce9c12a8c5a4a466df30db3e73d636cedc3f45a |
| Manifest | f77a1b3ee24c74b3fb13a85d96654d058c1a55022d9c04e480bbb2d1ca87e036 |
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 | bDZYx0F55qmwyy9lGdksz+PR2jDzzj/UOX2aQnbiNjjfuJk7bjhvHzE9nQJbw09BRWhJF7VuKsBe60S0iEk2Dg== |
| 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
| 2026-09-17T11:54:55.200570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021158observed 5cc91fd1ef0052154fe6e2212ce9c12a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:55.181906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021158/manifest.jsonobserved f77a1b3ee24c74b3fb13a85d96654d05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:55.163831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021158/publication.mdobserved 3d89d0aeed6ca2e1942edc3a7d5550e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:55.146477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021158/publication.txtobserved 99258cc1d7f8874fbcd72c38e9879c93...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. |
|---|