OpenTechnical

OT-2026-000076754

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000076754) never changes.

Identity and time

Publication numberOT-2026-000076754 · never reused
Internal UUID01a0ae94-b06f-77ca-8100-7aedb8cb1bcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076754
StatusPUBLIC

Content hashes

Canonical text6c01b69e567fb4b9bdd8f710e0fe71074ded9031bca24dc4fe5ddc149f28cefa
Markdown51a6e0613dd2a80438a52a68b837e059d1c11b42b1da2e755210346a82be58a2
PDF
Publication page133faa4db8ed93a29958c570162ae24a462f28147d675c70e05a8ba6e8f48452
Manifestedba9b8f9799b27de4bbb8a5ee9af46dccfbd0ba56277ae25428853da0a60cd0

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
SignaturenKluX/TAg6llRZFMFM9DjYZsQUsg5sBeOWPSAiuwT1hCTcrWJxtq/pH36rs/hRrApQmPx9NTKZ24/EuMUtQPCg==
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

2026-09-17T10:09:36.518727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076754
observed 133faa4db8ed93a29958c570162ae24a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:36.500376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076754/manifest.json
observed edba9b8f9799b27de4bbb8a5ee9af46d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:36.481901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076754/publication.md
observed 51a6e0613dd2a80438a52a68b837e059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:36.461562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076754/publication.txt
observed 6c01b69e567fb4b9bdd8f710e0fe7107...
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.