OpenTechnical

OT-2026-000061768

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after set-down

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-2026-000061768) never changes.

Identity and time

Publication numberOT-2026-000061768 · never reused
Internal UUID01a0ae8b-b8ab-75ce-8bca-4044fe31c57a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061768
StatusPUBLIC

Content hashes

Canonical text1be9dd234b6079a0b002560dbcd94a01e1fb969c6818712d7145c72975e31103
Markdown5e6e68d50a9c48c8bb14dddff00296a5303c3624e089fc851d170eddd7654daa
PDF
Publication page68bbc480f3aa58ed7fe65a653eab28ace5e92b9a374b4e46066572330376309d
Manifest20d9d94b626ee970a347d4052436e781df3d27b8a09bab65d971e82697369c6b

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
SignaturePDyAp0dP9VlfSke1Y44yx4NJztkE9eMK1yugqtgw1T243l8Bnh3T+xbmBH8NrxlUKBC8zxCuyXnizNfemxgyAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:28.537483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061768
observed 68bbc480f3aa58ed7fe65a653eab28ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.519884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061768/manifest.json
observed 20d9d94b626ee970a347d4052436e781...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.501814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061768/publication.md
observed 5e6e68d50a9c48c8bb14dddff00296a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.483589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061768/publication.txt
observed 1be9dd234b6079a0b002560dbcd94a01...
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.