OpenTechnical

OT-2026-000067610

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000067610) never changes.

Identity and time

Publication numberOT-2026-000067610 · never reused
Internal UUID01a0ae8f-6bda-7458-b698-4e319d2c420e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067610
StatusPUBLIC

Content hashes

Canonical text22c13125fcd5d4227741ddfc4718a01e1fe81a1cdca7b69ec8e1adfb3f0bfec8
Markdown0300fd7961fa5a0cbf497500e00ca2fa0e9d62001bce1997d184a6758769d799
PDF
Publication page6646ef37c92c7aacb8050a951c1edf81b900b810cd844ef687f872ef5e60296a
Manifestf5825e6b28290c6d4a88ba8b7db78fac1f096006b436dafe81d05ee6db748c8a

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
SignaturetaFTxXR7I6n8Wk0kAggF5qHlt1PT7gD9xXskEXhZFOfDwYfSjkVX4NfAZvQqEy1ZGX29N4KraopZS/WCGsjKBg==
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

2026-09-17T10:31:55.775959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067610
observed 6646ef37c92c7aacb8050a951c1edf81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:55.758711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067610/manifest.json
observed f5825e6b28290c6d4a88ba8b7db78fac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:55.739487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067610/publication.md
observed 0300fd7961fa5a0cbf497500e00ca2fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:55.721671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067610/publication.txt
observed 22c13125fcd5d4227741ddfc4718a01e...
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.