OpenTechnical

OT-2026-000062900

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000062900) never changes.

Identity and time

Publication numberOT-2026-000062900 · never reused
Internal UUID01a0ae8c-94a8-7411-9ede-1db007686eb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062900
StatusPUBLIC

Content hashes

Canonical text88eb1018784972793f04cd081b7daceec935210cd653ef72464b84ab4f9827ff
Markdownb80e98411bc5bbed30ea359880ab2b95ebf45cb7b3ecd75814bf116f8de518ce
PDF
Publication page1f9f4cd4edc4079c8ae763e7a705d135a0dcfb98f2d9a331897976c3594403b1
Manifest4c77c601f9d525fdc0e76c630c32495b00137d02f6c0604441f8a6519e94d40f

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
SignaturenfI+NHEljlqShy+MFWmdLJ3b38LIPE6S5oi4/SrMLSceDPeps8Ue4k0sRnQxn+6uqiQZ3ROW5a5xStMRn3LeAg==
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

2026-09-17T10:40:16.226700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062900
observed 1f9f4cd4edc4079c8ae763e7a705d135...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.203500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062900/manifest.json
observed 4c77c601f9d525fdc0e76c630c32495b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.180143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062900/publication.md
observed b80e98411bc5bbed30ea359880ab2b95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.160713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062900/publication.txt
observed 88eb1018784972793f04cd081b7dacee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:36.507612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062900
observed 1f9f4cd4edc4079c8ae763e7a705d135...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:36.491018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062900/manifest.json
observed 4c77c601f9d525fdc0e76c630c32495b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:36.473671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062900/publication.md
observed b80e98411bc5bbed30ea359880ab2b95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:36.456504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062900/publication.txt
observed 88eb1018784972793f04cd081b7dacee...
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.