OpenTechnical

OT-2026-000079336

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented after 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-2026-000079336) never changes.

Identity and time

Publication numberOT-2026-000079336 · never reused
Internal UUID01a0ae96-0b90-7f09-8c5b-c5b69d33c2b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079336
StatusPUBLIC

Content hashes

Canonical text4809ad29863d8db06bd490427cf315d941be20dd438d60e2efda62c2ce65a375
Markdown92cffbe467b6bddb791a50dece28f31c9d1bbab530b700006f4add9d2647dd33
PDF
Publication page3a3cfe6cbb899e74492a9396c45d2cf24a4d4ea45cd730b0846aa27ddfed8aaa
Manifestf720997bf7bb766b634ece4425a47328ae09a60ee948632d1b5a51f1cf60edea

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
SignaturezNwrTVrTHoOgqkAAGnm5tZXn4htJ2j7Z+6seXVv++MSVnX2xtWppbFFHWHiB3WUeoBj/NisS6HNyp9Ecs6coAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:57.035258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079336
observed 3a3cfe6cbb899e74492a9396c45d2cf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:57.017630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079336/manifest.json
observed f720997bf7bb766b634ece4425a47328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:56.998306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079336/publication.md
observed 92cffbe467b6bddb791a50dece28f31c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:56.978628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079336/publication.txt
observed 4809ad29863d8db06bd490427cf315d9...
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.