OpenTechnical

OT-2026-000044223

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000044223) never changes.

Identity and time

Publication numberOT-2026-000044223 · never reused
Internal UUID01a0ae7b-d67b-739c-89f2-01ec420f7f84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044223
StatusPUBLIC

Content hashes

Canonical text24948b28ebc563f375d6ff50052949884c9930fb7ef284e3d62374ed40b24733
Markdown7112cde4deecfbb94d5cfa7e94365c0701e8675eef27fe59dde3d60a405592f7
PDF
Publication pageab7a247a601ebc98924f13d1518b59cb3181686219a3e830fc54363c1005896e
Manifest27aff97967d026b52c3c667a7ba0e428d8c54e6dab78ce028b089ca6efda25ac

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
Signature4aLkXYYzTgQsvfjs0AVG2qPT//+Nd72SQ3oqIhNyjSejkkhjxRhgQ4aFGwEwU20cUHXR6ykoepsJMmFclW8SCw==
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

2026-09-17T11:12:46.955450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044223
observed ab7a247a601ebc98924f13d1518b59cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:46.935028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044223/manifest.json
observed 27aff97967d026b52c3c667a7ba0e428...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:46.915515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044223/publication.md
observed 7112cde4deecfbb94d5cfa7e94365c07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:46.896002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044223/publication.txt
observed 24948b28ebc563f375d6ff5005294988...
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.