OpenTechnical

OT-2026-000008772

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000008772) never changes.

Identity and time

Publication numberOT-2026-000008772 · never reused
Internal UUID01a0ae6a-e46c-76a5-b55c-73ca80cb4562 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008772
StatusPUBLIC

Content hashes

Canonical text976eeea8e1f643e96db70d01f176bb3bfb07840000dbe160f1a4bca0e20efc37
Markdownb1a5c588447e8be8dc6fa9bcafdc4660704b397650b7032ed66fe520fc6293af
PDF
Publication pagec43c5e288a76ffaf3edc815a23bfef6c17378383f43ef7c099950be10da158a7
Manifest3ec1a74dcff7cd4d2bd5c92d501ef77b1aeaea40f84c6c4f5d0cdebf848eafe2

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
Signature0UIMNi4Hk4DpaeBebNu4Srsq8NKqVkpkPPP9fiwUZ2CG4zuZknEbhFvqcioNKpDVkqnYdgU19RH7Fujz5et6Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:52.331874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008772
observed c43c5e288a76ffaf3edc815a23bfef6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:52.310353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008772/manifest.json
observed 3ec1a74dcff7cd4d2bd5c92d501ef77b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:52.290376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008772/publication.md
observed b1a5c588447e8be8dc6fa9bcafdc4660...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:52.268828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008772/publication.txt
observed 976eeea8e1f643e96db70d01f176bb3b...
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.