OpenTechnical

OT-2026-000063777

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after 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-2026-000063777) never changes.

Identity and time

Publication numberOT-2026-000063777 · never reused
Internal UUID01a0ae8c-f947-7586-b000-74f597c7e4e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063777
StatusPUBLIC

Content hashes

Canonical text0df5165333e633bb29b3893135b1810f28f815adec4d5b27e170e8fe64a65a7c
Markdown59f848210b6106ed44ef1064bd8485a13205fdc7c9c8f1124001989ed4058240
PDF
Publication pagebf06baa92a6a383c388694fe48091422a23d437aa45c35da9f39018c5773c2b0
Manifestcf8fd8f1a5a0d28c3f3520cd50140b307d21ead5d5ca0e50d44bff199854b31c

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
SignatureEBG/Sy4/dfhuv6oeXD3+WHKl/C3T1Q/9GcZCxB0Wix2bi9EulXp3q4R7N1ImCZGQ0rhSITnKXkBBGEv6xJLbDg==
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

2026-09-17T10:40:03.856522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063777
observed bf06baa92a6a383c388694fe48091422...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.838483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063777/manifest.json
observed cf8fd8f1a5a0d28c3f3520cd50140b30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.815693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063777/publication.md
observed 59f848210b6106ed44ef1064bd8485a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.798265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063777/publication.txt
observed 0df5165333e633bb29b3893135b1810f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:27.126539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063777
observed bf06baa92a6a383c388694fe48091422...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:27.107184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063777/manifest.json
observed cf8fd8f1a5a0d28c3f3520cd50140b30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:27.089965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063777/publication.md
observed 59f848210b6106ed44ef1064bd8485a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:27.071393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063777/publication.txt
observed 0df5165333e633bb29b3893135b1810f...
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.