OpenTechnical

OT-2026-000075956

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000075956) never changes.

Identity and time

Publication numberOT-2026-000075956 · never reused
Internal UUID01a0ae94-2a00-750f-8f73-11161e072a13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075956
StatusPUBLIC

Content hashes

Canonical text61514521e3e0ade19c8e4e8b09909f5a85bcf10749bcb9a93b07d3229b659646
Markdown47b2ef5b9f90f329b20df080b48e1f94a052861d7581d2edf79dac71bb5846d1
PDF
Publication page72d003a469d41dc953ecac97c6919154193d28ec38793ce7e31cb219931c713a
Manifesta7622fc3a18788fb6e553a9c1a209c6873f4ca2d3f1aa36966a91cb3ae431780

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
SignatureNFGQ+NZryRt8d+Vl5hS+g4RnOcZqCEsYfvw/yoBLsF0EAmqp2Wa9s9QSN9QoaxEuMuMp0LsChp5QwnN02/L5Dg==
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

2026-09-17T10:20:11.500928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075956
observed 72d003a469d41dc953ecac97c6919154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:11.457309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075956/manifest.json
observed a7622fc3a18788fb6e553a9c1a209c68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:11.428812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075956/publication.md
observed 47b2ef5b9f90f329b20df080b48e1f94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:11.405302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075956/publication.txt
observed 61514521e3e0ade19c8e4e8b09909f5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:57.215456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075956
observed 72d003a469d41dc953ecac97c6919154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:57.197514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075956/manifest.json
observed a7622fc3a18788fb6e553a9c1a209c68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:56.808814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075956/publication.md
observed 47b2ef5b9f90f329b20df080b48e1f94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:56.791933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075956/publication.txt
observed 61514521e3e0ade19c8e4e8b09909f5a...
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.