OpenTechnical

OT-2026-000089258

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000089258) never changes.

Identity and time

Publication numberOT-2026-000089258 · never reused
Internal UUID01a0ae9b-db00-766f-b487-a16a3641b9f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089258
StatusPUBLIC

Content hashes

Canonical text9260a13e275b58dbe050f2cacad307e6b78cf53f71a2199bfcbf01333887c5ed
Markdown90d9e56301ceabe55315c05af7b46ea8deefcf96f6d58d328ad4ad0b75c7a4cb
PDF
Publication page8b6eb82485b986ca16b3307a7b505ee67bb98abed4f62c428feb4c1e610a4c20
Manifest83f9d2ef83d767c91ae857ba7784b4f1a69423f1c773d109241df8e7599a91d6

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
SignatureI4l01ANCm6zv8Bh4k5B6eSsrWax7jcqYk16aPINiBggkYZ/+sL4PA5ekXIVYuN1ib12mDgmobl3JM68KZ8ZjAw==
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

2026-09-17T09:47:17.744138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089258
observed 8b6eb82485b986ca16b3307a7b505ee6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:17.726837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089258/manifest.json
observed 83f9d2ef83d767c91ae857ba7784b4f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:17.709219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089258/publication.md
observed 90d9e56301ceabe55315c05af7b46ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:17.691587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089258/publication.txt
observed 9260a13e275b58dbe050f2cacad307e6...
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.