OT-2026-000023199
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000023199) never changes.
Identity and time
| Publication number | OT-2026-000023199 · never reused |
|---|---|
| Internal UUID | 01a0ae70-7267-7ac7-9d40-3f5efce6165e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:40.056870Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023199 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8175b83737950a72f370143e124860bb172f085dd61bab51083aad02f6085a4a |
|---|---|
| Markdown | 4feae66c7dcf760dc8a31c638b9bd27abe5c16b572fad750c5c14821385cd1a1 |
| Publication page | 4574b6927c7014d2f7da7f01b41a226f7e0f939e065990483ccc26e2c2a85bca |
| Manifest | 20cb9cd900648aed85ecded9740f2a94a95d71958c45912272752728ae1e010d |
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 | o0NS/s5EE2CrUBQjPVAd8RaWd44f+ZqcGA+bILPZEdw5jeqH/J3LrWAnFMA7rAUzIBpAtlQYCsqfV0CFF49NCg== |
| 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
| 2026-09-17T11:51:09.178590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023199observed 4574b6927c7014d2f7da7f01b41a226f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:51:09.162141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023199/manifest.jsonobserved 20cb9cd900648aed85ecded9740f2a94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:09.144417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023199/publication.mdobserved 4feae66c7dcf760dc8a31c638b9bd27a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:09.128375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023199/publication.txtobserved 8175b83737950a72f370143e124860bb...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. |
|---|