OpenTechnical

OT-2026-000025000

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000025000) never changes.

Identity and time

Publication numberOT-2026-000025000 · never reused
Internal UUID01a0ae71-2728-7005-988d-5f1db78f1f6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025000
StatusPUBLIC

Content hashes

Canonical textbd82466171911552bc712079099d1779f4c7022ede187c7767601b9a12a24fd8
Markdownb1dee368984bbb36d126cf32313f86a33431ac9d9ac76c2467b9c0a28ae6fe4a
PDF
Publication page8379f5c9e5737e4279cd4531e7b6c17298e42b3a410a77e0a1beef0d2e68148e
Manifestcd9d7b9957b4012eb6d9c513427968db26088fc681abd60367efd7fa9f0bb85d

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
SignaturegqkIJbcQNtM2zPEY43j5xnpVG03MQmnxYsYu7oVS8DLe79YjL5mdcC9fY/gplYpTsbAA7o03LwFsvkpsTh6nBQ==
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

2026-09-17T11:48:23.851031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025000
observed 8379f5c9e5737e4279cd4531e7b6c172...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:23.821776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025000/manifest.json
observed cd9d7b9957b4012eb6d9c513427968db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:23.802446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025000/publication.md
observed b1dee368984bbb36d126cf32313f86a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:23.784596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025000/publication.txt
observed bd82466171911552bc712079099d1779...
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.