OpenTechnical

OT-2026-000046360

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000046360) never changes.

Identity and time

Publication numberOT-2026-000046360 · never reused
Internal UUID01a0ae7e-57cb-7d9e-bad8-ccf41052a583 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046360
StatusPUBLIC

Content hashes

Canonical text22ef99003319e5cc6d65950ba346bca50b19fe2636a9bb70771c187234dd8b54
Markdown222de7ace41a44e62f92bbbf9de7216cda246ef7a6d693c6e1d930916f54e5db
PDF
Publication pageab6425cbf7792c5905711f20d0d5de99aeb08528d0bc1466924ff828bf832d3a
Manifest187e256f7cb8cbdf8782a8289affa0d91ef34d6aa57b1e33a57a1ac4ac022843

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
Signature+1i9jjS2PVszNmBGggEbiwNXLMN05PyQKaBqf5uLUDhaOSDC3qgz3pCq44YpRgsHhlG2REm7PFWC6HnbclCsBA==
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

2026-09-17T11:08:21.325599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046360
observed ab6425cbf7792c5905711f20d0d5de99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:21.307181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046360/manifest.json
observed 187e256f7cb8cbdf8782a8289affa0d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:21.288957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046360/publication.md
observed 222de7ace41a44e62f92bbbf9de7216c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:21.271263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046360/publication.txt
observed 22ef99003319e5cc6d65950ba346bca5...
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.