OpenTechnical

OT-2026-000030254

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000030254) never changes.

Identity and time

Publication numberOT-2026-000030254 · never reused
Internal UUID01a0ae73-e500-752a-abba-3e2f2fd80242 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030254
StatusPUBLIC

Content hashes

Canonical texte2512a13f437febd7f73d3dba75205925b09cbe6f3efe9c3a3cb5100c12af39d
Markdown5eb5b397228706eb70fe115e08571df7d36e3f34d9f4cac6dad388df4822dd5d
PDF
Publication page42a4dc028f9b76e9ed9ccde9865351c8a210f53193a751e5abc5402c4061e508
Manifestce36458c6807d2652da2693e9e44f5f0d8c4280c8257ee878d499e3899c7c33b

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureiLuzsSp9DK07XHvayPrPBDcn25ohLjhg9RYSwjgG7lF2SzS8P+XonE0dNtUfoZQGuIC/+S5FZbqdcRYxcpChDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:40:44.859943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030254
observed 42a4dc028f9b76e9ed9ccde9865351c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:44.840829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030254/manifest.json
observed ce36458c6807d2652da2693e9e44f5f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:44.823346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030254/publication.md
observed 5eb5b397228706eb70fe115e08571df7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:44.802987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030254/publication.txt
observed e2512a13f437febd7f73d3dba7520592...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:54.836404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030254
observed 42a4dc028f9b76e9ed9ccde9865351c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:54.817866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030254/manifest.json
observed ce36458c6807d2652da2693e9e44f5f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:54.801566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030254/publication.md
observed 5eb5b397228706eb70fe115e08571df7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:54.781344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030254/publication.txt
observed e2512a13f437febd7f73d3dba7520592...
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 archivePending 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 packagePending Custody packages are produced weekly.