OT-2026-000008023
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, 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-2026-000008023) never changes.
Identity and time
| Publication number | OT-2026-000008023 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908b-7e9a-9916-2f59edbc41da · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008023 |
| Status | PUBLIC |
Content hashes
| Canonical text | bba2b79c3b1b477c6fb95d47a4b29049c0ceedc75937cbe4fc0222f4493acb9e |
|---|---|
| Markdown | b27fb73eba56a02a159743eb5a765ce837e46ed2006748109d5d3a7d4ce32081 |
| Publication page | 15fe415b85867ebb032be6a6452bbf7d004e21815fdb50153d052038b8f7b1af |
| Manifest | c606b25d4217d58dcf0404c9320b83f075bb48ed69c9fc05c2d409232ec83758 |
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 | lSmQKJzdeTtvBLqX0QdDNFTxJ3L57hH3S9nYyCy1l+iN+vb2EaBEF7vSEiMcUWNYqx9LrdNS6yRMP215elD1Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:36.681174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008023observed 15fe415b85867ebb032be6a6452bbf7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:36.662189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008023/manifest.jsonobserved c606b25d4217d58dcf0404c9320b83f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:36.641977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008023/publication.mdobserved b27fb73eba56a02a159743eb5a765ce8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:36.623456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008023/publication.txtobserved bba2b79c3b1b477c6fb95d47a4b29049...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:17.479165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008023observed 15fe415b85867ebb032be6a6452bbf7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:17.457641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008023/manifest.jsonobserved c606b25d4217d58dcf0404c9320b83f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:17.434835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008023/publication.mdobserved b27fb73eba56a02a159743eb5a765ce8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:17.417431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008023/publication.txtobserved bba2b79c3b1b477c6fb95d47a4b29049...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. |
|---|