OpenTechnical

OT-2026-000034469

Publication integrity record

Two cup vacuum gripper, two outlet manifold, 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-2026-000034469) never changes.

Identity and time

Publication numberOT-2026-000034469 · never reused
Internal UUID01a0ae76-1ed0-719d-84f3-497d3fef4074 · 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-2026-000034469
StatusPUBLIC

Content hashes

Canonical text8d3e33c22e4ed8fa196c572f8627d99970ee5fbbf11f17135244479a8384289a
Markdown775d98dd1db9fd7261a8ea6d97aa61584eccf82aa878b140b2ad755d7fa03b6d
PDF
Publication pagea44679c81d03ff37db88de7ece0b82657ca8fa9f2d6e637a9b122b887a0267bc
Manifest62eaad8e7cc78f002445bb4dbf5455506e228df8ac72264c66f2ba0ad8aaa47b

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
Signature9Rz/plklrsq2WZ+137Atd8ly7BP1pWZm4iCZAvm7tYXAYxuGyiqCHpjvWiS9tpx/0rL2wHduOEuKxpLeUlDIAQ==
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

2026-09-17T11:28:47.824454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034469
observed a44679c81d03ff37db88de7ece0b8265...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.807502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034469/manifest.json
observed 62eaad8e7cc78f002445bb4dbf545550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.791621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034469/publication.md
observed 775d98dd1db9fd7261a8ea6d97aa6158...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.773846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034469/publication.txt
observed 8d3e33c22e4ed8fa196c572f8627d999...
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.