OpenTechnical

OT-2026-000024647

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000024647) never changes.

Identity and time

Publication numberOT-2026-000024647 · never reused
Internal UUID01a0ae71-2725-7dcf-9ae3-5a65d8c3a612 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024647
StatusPUBLIC

Content hashes

Canonical text2797341679df8906219b2175fdffb81cbf440383be48156d0414547e02b0c41f
Markdown9ca00717d4ba04f8ecf6606dbec8cae71ccf004698bf39238b75b06892156449
PDF
Publication page6b67e6dbd3e1fa583344084974a328e3bb1b77d2638bc1fb84f709f7ab455a64
Manifest9bbd85692d314adb1a7798ac47b3638c7446a5f859cf83c6a71ddf7357906a04

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
Signatureojvxqzm7rj/Jpfe+vvNFu07p51si0rDItAf0dT+nLlAasOfLRyZhcSeGra1bbcCKlPh/Pccu08c42LSl8kjtBA==
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

2026-09-17T11:47:50.629744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024647
observed 6b67e6dbd3e1fa583344084974a328e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:50.612878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024647/manifest.json
observed 9bbd85692d314adb1a7798ac47b3638c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:50.594747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024647/publication.md
observed 9ca00717d4ba04f8ecf6606dbec8cae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:50.576550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024647/publication.txt
observed 2797341679df8906219b2175fdffb81c...
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.