OpenTechnical

OT-2026-000051069

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000051069) never changes.

Identity and time

Publication numberOT-2026-000051069 · never reused
Internal UUID01a0ae82-c7b5-7047-a0d1-35a44a9c011a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051069
StatusPUBLIC

Content hashes

Canonical text1d683620697fe8692edc74d4506946a6cbffc5f2ecd3be3a6b563f1755d49040
Markdownae62ba166715abdd53d5faa43505f2711c1be118ff5a8f03390898d81ec81fb3
PDF
Publication paged8bf127ce74d0a7e4b6baebb5de47b8d38909a0c6e79d64e5d4af3d0ffeb6778
Manifest746e1f0061a96bf9d43e733b69757bd623bdd45c5c693291815018cc016b1157

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
SignatureZl6Sw/DAV8X7Xw6b+wT19HNH8DOkjlSQmfQo3OfERWj9p8F7dmqVE1Qre1M27QbOsiDPc+eUtorNsoyr3cjNCQ==
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

2026-09-17T11:00:59.972443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051069
observed d8bf127ce74d0a7e4b6baebb5de47b8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:59.952606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051069/manifest.json
observed 746e1f0061a96bf9d43e733b69757bd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:59.934696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051069/publication.md
observed ae62ba166715abdd53d5faa43505f271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:59.913085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051069/publication.txt
observed 1d683620697fe8692edc74d4506946a6...
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.