OpenTechnical

OT-2026-000018886

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000018886) never changes.

Identity and time

Publication numberOT-2026-000018886 · never reused
Internal UUID01a0ae6e-d522-7d9e-bc03-9eb560eb27aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018886
StatusPUBLIC

Content hashes

Canonical text2e129d576882bb079afbfc2342b9fdb20d6fc69d8c3396b9b0594bda8ac5a4f9
Markdown6e65f0974c1ed92a0c34baf4623c94da9664ab9fe0362d4137b291e467c58830
PDF
Publication page1a2329848966145c432439f79390be544b80f9e0dde79637651a6b43bf7fde63
Manifest5e4aa85cada0ede020c6ec659a29d5b97b955348547588cf57224d0cb5bdc670

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
Signaturen18Ow5Wmuzw+OeDUcN8BjmSWPzRjZ6o1yk1KA7gZIJAriTAmngz/lLI3sHnqqT/3tNxnLldphX6XuXed6c43CA==
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

2026-09-17T11:59:32.255450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018886
observed 1a2329848966145c432439f79390be54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:32.237307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018886/manifest.json
observed 5e4aa85cada0ede020c6ec659a29d5b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:32.220085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018886/publication.md
observed 6e65f0974c1ed92a0c34baf4623c94da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:32.202265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018886/publication.txt
observed 2e129d576882bb079afbfc2342b9fdb2...
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.