OpenTechnical

OT-2026-000025796

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000025796) never changes.

Identity and time

Publication numberOT-2026-000025796 · never reused
Internal UUID01a0ae71-a83e-7c35-8deb-ad0525f02025 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025796
StatusPUBLIC

Content hashes

Canonical text1a988f0fe98f2322ef6e8e0a6ab33c69166990e1b6922d96371f44011469a2db
Markdowncd80065f41dbccf0eda4386256a55bffe6cf9f3bb2b52fca572cb00003a16b3e
PDF
Publication page33d8932875aa5f86932b34363e2444189294b281a268fe592f24b74836a7d1c4
Manifestffdfd2fbf79ffcd2391d24b2fc481eaf01b07c075ffd78de7c490a67b96c4733

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
SignatureFcP++5TnNdROS0Bqfc1TMdI5Oe2sHVdBYxtYNk74FIPnIspczymrjz8MuOFngfvJS0z29jiyX6MOzHvIY8ymDw==
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

2026-09-17T11:46:00.158214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025796
observed 33d8932875aa5f86932b34363e244418...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:00.140537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025796/manifest.json
observed ffdfd2fbf79ffcd2391d24b2fc481eaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:00.122786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025796/publication.md
observed cd80065f41dbccf0eda4386256a55bff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:00.105986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025796/publication.txt
observed 1a988f0fe98f2322ef6e8e0a6ab33c69...
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.