OT-2026-000032890
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000032890) never changes.
Identity and time
| Publication number | OT-2026-000032890 · never reused |
|---|---|
| Internal UUID | 01a0ae75-4842-7cac-ba93-07e5ff567447 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:57.065765Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032890 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c7ad1effc1bd35979077819926cabacfba13aefc1fb3cc9b5656fef8680652f |
|---|---|
| Markdown | b52827906f7fd955d8496bece9e36a2412b026dbd58bb9be884de042a888884a |
| Publication page | 15a2be9c4abb5cc26e50a810beeac14dc100445380a691ed0d0ca13f6765c3e9 |
| Manifest | 8b1d44b4c03ff761f600e408767af5095c253aa15f7688561389a3bc28a8b483 |
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 | 9HHr893ncbFFvXT1rrI7LLcq7x6FTxeyVyOkwI9jPiCmKscmFaARsIQPYjfSINE3P8qlSg9pQarfT2/2wN2jDg== |
| 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
| 2026-09-17T11:32:28.478197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032890observed 15a2be9c4abb5cc26e50a810beeac14d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:32:28.457049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032890/manifest.jsonobserved 8b1d44b4c03ff761f600e408767af509...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:28.438124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032890/publication.mdobserved b52827906f7fd955d8496bece9e36a24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:28.417303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032890/publication.txtobserved 2c7ad1effc1bd35979077819926cabac...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. |
|---|