OpenTechnical

OT-2026-000076996

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented before 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-2026-000076996) never changes.

Identity and time

Publication numberOT-2026-000076996 · never reused
Internal UUID01a0ae94-b071-7bce-ae96-88b187a3b0dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076996
StatusPUBLIC

Content hashes

Canonical textc6dbbf95ab0377a1db694b73bad49c4c5635e41ecb91b66af60c2a89931c9e3a
Markdownd454f4cc9e9d5c4e32b68d6ac0f662387ce69a998bef4354ef78c9d1c857414d
PDF
Publication page9907155950848923030f0554b72e454a24aa42ba941354f1be8b800f86d56601
Manifestc0c1f4aabfb28129c24585d2e0689693d6bfdbe136985ff8211fe6b60bd655de

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
SignatureWdY4YNE8PT8C8OG0oQzU5jOsLUyoOC8aso8NbNI4McqXWeIFX8EkOPrHnMidmLa/QEAJrBPVWPRSr051fL3JBg==
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

2026-09-17T10:10:19.509211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076996
observed 9907155950848923030f0554b72e454a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:19.492169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076996/manifest.json
observed c0c1f4aabfb28129c24585d2e0689693...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:19.473400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076996/publication.md
observed d454f4cc9e9d5c4e32b68d6ac0f66238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:19.452342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076996/publication.txt
observed c6dbbf95ab0377a1db694b73bad49c4c...
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.