OpenTechnical

OT-2026-000077088

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000077088) never changes.

Identity and time

Publication numberOT-2026-000077088 · never reused
Internal UUID01a0ae94-f507-7b9f-9d7c-26d8d0e5fb26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077088
StatusPUBLIC

Content hashes

Canonical text81f3922b2c6a389628df06cd7b9f591b67432aca8b4bc7dd1b85116b971e1c38
Markdownb7208aa319a0dbd41779df3552fa2baa94b27f8d352863757385cec9b1e44bec
PDF
Publication page1bd9ed5ab8d3b27d817a19e7232a2a23442c1a49e00568ebcf6d1492c04e7b60
Manifesta2d47f590bcd6910c0226c6b1ec216c2093fda21b0c2a8ec8afaa85d07ce4f91

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
SignaturehLOOqPvDNveMceM2c3ikMmXKinXT3nS2FoRYiKao0QkrQIfEE2+L4ngBCtCiUn6A+2ru39YAlFgh80Wa6W7cDA==
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

2026-09-17T10:11:30.205535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077088
observed 1bd9ed5ab8d3b27d817a19e7232a2a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:30.061904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077088/manifest.json
observed a2d47f590bcd6910c0226c6b1ec216c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:30.043496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077088/publication.md
observed b7208aa319a0dbd41779df3552fa2baa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:30.026687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077088/publication.txt
observed 81f3922b2c6a389628df06cd7b9f591b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:32.797517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077088
observed 1bd9ed5ab8d3b27d817a19e7232a2a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:32.778780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077088/manifest.json
observed a2d47f590bcd6910c0226c6b1ec216c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:32.758325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077088/publication.md
observed b7208aa319a0dbd41779df3552fa2baa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:32.739315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077088/publication.txt
observed 81f3922b2c6a389628df06cd7b9f591b...
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.