OpenTechnical

OT-2026-000027846

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000027846) never changes.

Identity and time

Publication numberOT-2026-000027846 · never reused
Internal UUID01a0ae72-a4a5-7425-beb3-4479049250e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027846
StatusPUBLIC

Content hashes

Canonical text30037e1aada216d9618ecff53ea6a7f105d945789d4ab08dd86e7112048b9d1b
Markdown57379572a4d22a7b583b5b8cab48dd977d0e0ce8fbc2357a18d5bc4f1ae748aa
PDF
Publication page828d0736f17edb6f6e2e5ca8de6b4f7ec97677d9b9794ee5f2a3eb4b5965b09a
Manifest420e5b1a6223142c8bfb27de0c6af074f11a28cb7fad0909fa7b85d59b1f0d23

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
SignatureYezJ8j1XvdD0EpM7pGkfEsvBD4Ik5qhzCxqZHlhyipN1oYiODdfOusCSVFSVYHM9EiR0I9ILA8dMYSygVzaHDw==
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

2026-09-17T11:41:54.164397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027846
observed 828d0736f17edb6f6e2e5ca8de6b4f7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:54.145153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027846/manifest.json
observed 420e5b1a6223142c8bfb27de0c6af074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:54.124820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027846/publication.md
observed 57379572a4d22a7b583b5b8cab48dd97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:54.104728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027846/publication.txt
observed 30037e1aada216d9618ecff53ea6a7f1...
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.