OpenTechnical

OT-2026-000034667

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, supply line 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-2026-000034667) never changes.

Identity and time

Publication numberOT-2026-000034667 · never reused
Internal UUID01a0ae76-1ed1-7e7d-b9b1-00fc158bd8f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034667
StatusPUBLIC

Content hashes

Canonical text76327ea453bd1dbb04ddf3eb2bd7db6e8417d895c3ca99904b70a8461e582d29
Markdowna34eaeaadeaa6c3f3315868ef45a7496e1f346c647befeb92b46cc6ca0da2ffe
PDF
Publication page396a29f7d804e36541649cf64840e99763252aa4991581fe25fc706b947dcfc5
Manifestd12f7bd6e29a0c734e954df3d30b4b02b531508552835acf6566b8de194b4965

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
SignatureKOtdDHcSHzgM0oMM95tcCIWBwUYpDzDmzGR4dJWSkZCgonTO8akvVE9gOlCdG1M/4dJg71kBUf1wcnVKcdTlBA==
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

2026-09-17T11:29:03.747996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034667
observed 396a29f7d804e36541649cf64840e997...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.728972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034667/manifest.json
observed d12f7bd6e29a0c734e954df3d30b4b02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.709825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034667/publication.md
observed a34eaeaadeaa6c3f3315868ef45a7496...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.690856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034667/publication.txt
observed 76327ea453bd1dbb04ddf3eb2bd7db6e...
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.