OpenTechnical

OT-2026-000092699

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000092699) never changes.

Identity and time

Publication numberOT-2026-000092699 · never reused
Internal UUID01a0ae9d-b5ff-76cc-93e9-f19b4eb8292c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092699
StatusPUBLIC

Content hashes

Canonical text12db114bf87a0b95b4c15b35e63b617a31679f1a9604bc83a1b1b4a2c432ed62
Markdown185c1dac1977d465d13266bea4078c30a4ebbfb7f1721762b4c2390debfce9cc
PDF
Publication page923dfd0d20f641ff5d5cc4b61e5b94ae5c28c9b1190799d2870015d85f342d32
Manifest09dab67feeeee02d73b5ee47065c7721dca42a40de23b747307036f58dbd89d6

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
SignatureufcfNE4RPdENzokSmJMkuoI4gWYBCo5O37RZ8lbeHxGKT+yUxeqgfxKQHvVfkIZ41OhK/m2lPxchBZ/+8rPLBg==
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

2026-09-17T09:41:19.118716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092699
observed 923dfd0d20f641ff5d5cc4b61e5b94ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.101817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092699/manifest.json
observed 09dab67feeeee02d73b5ee47065c7721...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.084564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092699/publication.md
observed 185c1dac1977d465d13266bea4078c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.067552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092699/publication.txt
observed 12db114bf87a0b95b4c15b35e63b617a...
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.