OpenTechnical

OT-2026-000055634

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000055634) never changes.

Identity and time

Publication numberOT-2026-000055634 · never reused
Internal UUID01a0ae86-a103-7211-8c6b-098b41e0a485 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055634
StatusPUBLIC

Content hashes

Canonical text200fdeeef56cf968f391c70abf99bb7eabb14dbbf868c77f597f2c6d158c5c44
Markdowne2bb3099fb66b3c249a81d4eb5170b7c955ca9f6e09ee68fb763d242d963e8d9
PDF
Publication page3079e02c46d44962660a19a59b9972e54accfc9e00f4db13d2eebb34919b29e1
Manifestaa72502a64a410d7b9d61fce3d8bfbd5a7c5ecb30b96baa103f68195e52a8744

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
SignatureiLrki2xrH4xiTjT90AnhYgVLtvJFo3xx4PYRGa6MI2n9DnXc89NwUHzbGvW0qnDuNW7+wpeCnpKEn7b1/Yl8DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:53.196114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055634
observed 3079e02c46d44962660a19a59b9972e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:53.178345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055634/manifest.json
observed aa72502a64a410d7b9d61fce3d8bfbd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:53.160546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055634/publication.md
observed e2bb3099fb66b3c249a81d4eb5170b7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:53.141105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055634/publication.txt
observed 200fdeeef56cf968f391c70abf99bb7e...
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.