OpenTechnical

OT-2026-000032452

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000032452) never changes.

Identity and time

Publication numberOT-2026-000032452 · never reused
Internal UUID01a0ae75-106e-75db-a4ab-190a61e20631 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032452
StatusPUBLIC

Content hashes

Canonical text86874a050e2738e312a85fab9d6b4f6d18f79d9be4e8a956641504332a804dcb
Markdown52c759a5c32614d3d738357dc6e6c0ac9fa9f3f9fe2620883bfa10a7b1ac5438
PDF
Publication page5029bfec37dc2a95cf3bf09a111b64a02cdec92c39f350e1d34155852384b1e2
Manifest8b267d56746bbaaaec546ef2ceb6c144595a5322c75a94713caf7b2c4d70278a

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
SignaturehcxoiPG4qTSf5Uuvvnqv6+x2DTjzC/wqQLjyRU9zPttqA/jn+5B29dUjShXoZAAFDf+RV0RtgbonIdJ2imHOBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:33:52.773480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032452
observed 5029bfec37dc2a95cf3bf09a111b64a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.757530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032452/manifest.json
observed 8b267d56746bbaaaec546ef2ceb6c144...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.741476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032452/publication.md
observed 52c759a5c32614d3d738357dc6e6c0ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.723529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032452/publication.txt
observed 86874a050e2738e312a85fab9d6b4f6d...
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.