OpenTechnical

OT-2026-000080160

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000080160) never changes.

Identity and time

Publication numberOT-2026-000080160 · never reused
Internal UUID01a0ae96-4378-723f-8952-4b9ee00c0b81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080160
StatusPUBLIC

Content hashes

Canonical texte1bc2eb21f555b5441a57db7a9ee7141fd70c4c70f209d9490b869ce7f011ea5
Markdown59e0f4e2d0b6cd16b4e911eedf37647ca23cc755924bc2f303d5a8789a127ec6
PDF
Publication page9238bd06ca70e82789bbb3471273b90ad661fc9bc9121a11b467d187df2eb269
Manifest66a845c1a0171ace85a8bc5f59b2b475318dfdf421a9baf7cb471f1fa419c849

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
SignatureQ+f7NpEtJOIsOg13t94+pCxWIr+X6YkB/Y5Fkt6NynMq4TwuDqIQ7iUo5FN9XRPN1RAf1kQ6PPY3i0R+kEJJDw==
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

2026-09-17T10:04:07.137296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080160
observed 9238bd06ca70e82789bbb3471273b90a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:07.117255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080160/manifest.json
observed 66a845c1a0171ace85a8bc5f59b2b475...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:07.098530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080160/publication.md
observed 59e0f4e2d0b6cd16b4e911eedf37647c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:07.078739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080160/publication.txt
observed e1bc2eb21f555b5441a57db7a9ee7141...
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.