OpenTechnical

OT-2026-000036711

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, 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-2026-000036711) never changes.

Identity and time

Publication numberOT-2026-000036711 · never reused
Internal UUID01a0ae77-46e8-74b3-81da-c66e950e91bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036711
StatusPUBLIC

Content hashes

Canonical textd4a382a4eb1fd8db25ab07fe5eb229a211561fbedabd0adb8cd85c61c3862dcc
Markdownf2a045f2e765f50c3c5b8c7933536a1dfba78be211d9a60eb4083c5357aaca6b
PDF
Publication page609ff599ea266023dd7a302c21318e45e1dfdc6a6dbe680923258619be2edaca
Manifest87dec091e1c17f95c8c85ef86bc1aa876b7483e3d33e7fa87916296c25d2c6d4

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
Signaturep9EVxt95PGeX88K0Gmool67wW7mqnTQp4Mc1AmIDO8jk5f3UwMdScSz/dkKaigcsT29sftS7vhqMNcJ+YGyRBQ==
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

2026-09-17T11:26:04.342642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036711
observed 609ff599ea266023dd7a302c21318e45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.324832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036711/manifest.json
observed 87dec091e1c17f95c8c85ef86bc1aa87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.306673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036711/publication.md
observed f2a045f2e765f50c3c5b8c7933536a1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.289969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036711/publication.txt
observed d4a382a4eb1fd8db25ab07fe5eb229a2...
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.