OpenTechnical

OT-2026-000034945

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000034945) never changes.

Identity and time

Publication numberOT-2026-000034945 · never reused
Internal UUID01a0ae76-1ed3-7d72-82ea-5d2ca539f07e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034945
StatusPUBLIC

Content hashes

Canonical text5d2697eb501812141ee22bdd38b0a136210f3d8ea22dd1cb58db714bc25b96e6
Markdown9b984e9c1789acd8c8a80c6e8efa37e92c45200c2e0d0cbd0205695fc1cd2f4c
PDF
Publication pagec81c26bc10fe13a93dbacf4643fdf4e0551d651ce2b55fe627cc5be7b48b8dd5
Manifest6dcd9b2f8378c2df03f8dca52a750c67547fac888c00997cef864d5336ea0e20

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
SignaturezYWXNclQo00NQSQzcmluxAWFaCr7U4RvjzTVQSA07GaH9vGXayIGZh73Hz+NL96ePnH4RdQ5bW8urOxz/LdbBA==
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

2026-09-17T11:30:44.399791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034945
observed c81c26bc10fe13a93dbacf4643fdf4e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.382602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034945/manifest.json
observed 6dcd9b2f8378c2df03f8dca52a750c67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.363952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034945/publication.md
observed 9b984e9c1789acd8c8a80c6e8efa37e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.346942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034945/publication.txt
observed 5d2697eb501812141ee22bdd38b0a136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:59.111277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034945
observed c81c26bc10fe13a93dbacf4643fdf4e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:59.093245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034945/manifest.json
observed 6dcd9b2f8378c2df03f8dca52a750c67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:59.076793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034945/publication.md
observed 9b984e9c1789acd8c8a80c6e8efa37e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:59.057987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034945/publication.txt
observed 5d2697eb501812141ee22bdd38b0a136...
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.