OT-2026-000021103
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000021103) never changes.
Identity and time
| Publication number | OT-2026-000021103 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e5-77ac-8473-33f40db4e749 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021103 |
| Status | PUBLIC |
Content hashes
| Canonical text | deb15dd13afd2b8a818b1d61ded905b2a9d6e18007b6976fdbcff29d87921cd6 |
|---|---|
| Markdown | bea2376f6089fbd1dc4401ae6c7b03f8c1d582022ebdc0bbc543d4e1eb46592f |
| Publication page | 86600334e708de46c24eee295da814274766f15564e25d28a82b14ea9c1b7b23 |
| Manifest | 7ae59d4648dd19666173579755b4aae38032597b3cafb277094aa65803fe0b29 |
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 | UcdenaOiIyE7Zt8G04aU9BjMFCVJYsItcuXFENrEuCpjWXHn1pKllZMxDbWhQyF7Aa249AE3sFOD7VXqOC4FAg== |
| 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
| 2026-09-17T11:56:23.804945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021103observed 86600334e708de46c24eee295da81427...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:23.786044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021103/manifest.jsonobserved 7ae59d4648dd19666173579755b4aae3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:23.767042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021103/publication.mdobserved bea2376f6089fbd1dc4401ae6c7b03f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:23.747163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021103/publication.txtobserved deb15dd13afd2b8a818b1d61ded905b2...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. |
|---|