OpenTechnical

OT-2026-000034662

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000034662) never changes.

Identity and time

Publication numberOT-2026-000034662 · never reused
Internal UUID01a0ae76-1ed1-7636-b418-55c2885190bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034662
StatusPUBLIC

Content hashes

Canonical textb56f7cadbf91c51b360f87ef73af3084ba3a546264f69c0563237ebe20c82ef0
Markdown3582a869e4468db4cfae255a935155fffeb274842ed13106df2f2f370df7cc7d
PDF
Publication pagecf22e75865bacf0d744665b47638a5c1f5bea6fe0ba2a1470f590e2772e72185
Manifest8e617abfc64f389a1e2d2d917a67b75af4084b017c4f375f28bfa8be85fa12e4

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
SignatureJ/IdvVZxdfPW0G2eV2dQv/LX08B/kPef4LiG2u8pxoeHaFQZSt9LA6mcIrkJxqiUVDtiOobmaV5mmCWUrY17BA==
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

2026-09-17T11:29:03.341280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034662
observed cf22e75865bacf0d744665b47638a5c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.325005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034662/manifest.json
observed 8e617abfc64f389a1e2d2d917a67b75a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.308693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034662/publication.md
observed 3582a869e4468db4cfae255a935155ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.292245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034662/publication.txt
observed b56f7cadbf91c51b360f87ef73af3084...
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.