OpenTechnical

OT-2026-000008582

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, pressure sensor per zone, 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-2026-000008582) never changes.

Identity and time

Publication numberOT-2026-000008582 · never reused
Internal UUID01a0ae6a-e46b-79de-b3f9-e362545f2895 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008582
StatusPUBLIC

Content hashes

Canonical textae6961f9431ccb1389ece3b847203f7d181a5ceaa5096de81635da8e51f5b3b9
Markdown96b46901aa6683171a070a016b43dbfd616f9cf620ff5c6e30c06913f2d34bfa
PDF
Publication page9b98f95089b565234e00eca4fc4ecbc4b6333b71d78555e590a4a0848d22fd6e
Manifestad3cb7d239b3f4b1de5e8f484665b0f6ad677851e06530d07196b855d240e1c9

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
SignaturefzeDHn9M2IQ4/jMwZoWpNCDD28i8Gw5PIFtJilamNpm24+y3GsFO7bqvbPo0LMOPUMQFcYXTIF8qFMWddV1HAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:31.804594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008582
observed 9b98f95089b565234e00eca4fc4ecbc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:31.785848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008582/manifest.json
observed ad3cb7d239b3f4b1de5e8f484665b0f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:31.767514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008582/publication.md
observed 96b46901aa6683171a070a016b43dbfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:31.747431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008582/publication.txt
observed ae6961f9431ccb1389ece3b847203f7d...
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.