OpenTechnical

OT-2026-000072366

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000072366) never changes.

Identity and time

Publication numberOT-2026-000072366 · never reused
Internal UUID01a0ae92-47c3-76ba-a0e3-865e138ec7ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072366
StatusPUBLIC

Content hashes

Canonical text7b6eebd01da512a17adb1835b5d68ae9c75048de26e22c3735cea41b80cd1904
Markdowna0ff001bb91e1504cd6229f5ce689735f42073a984876f8b8bc263f26d444f92
PDF
Publication page00e455f2edcff467aabea4b4d3ade0d95b68abd9c33ce0e94231d9c7a63e8c99
Manifest3d820f899b364a22079b1bf9c777465a4c3d63dbd4b0511386bd10b4d386fd72

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
SignatureSXnTSBZcjvQYdUXo6WZ1NNZaiCueNvaHC21rVRygS+5jG6ymR/fdN4oUGKDQSP1ijHT07WmABpStNNVhL0CIDg==
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

2026-09-17T10:23:36.124937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072366
observed 00e455f2edcff467aabea4b4d3ade0d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:36.108636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072366/manifest.json
observed 3d820f899b364a22079b1bf9c777465a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:36.090092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072366/publication.md
observed a0ff001bb91e1504cd6229f5ce689735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:36.074893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072366/publication.txt
observed 7b6eebd01da512a17adb1835b5d68ae9...
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.