OpenTechnical

OT-2026-000062753

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump 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-2026-000062753) never changes.

Identity and time

Publication numberOT-2026-000062753 · never reused
Internal UUID01a0ae8c-6389-7c38-834d-63e18398460b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062753
StatusPUBLIC

Content hashes

Canonical text844039e7302e933bf1f5da81942cc0cfdf3fe2ef8c71df037f764ce0ab1a3ab6
Markdown518b35f6e1cd382877bd2523e9210dde60798d943f41070b13c1fa84c74e249b
PDF
Publication page3d9f7cbc89b86fbc051208c893d62f78926416674b86d118eda5c2e6b004e081
Manifestea64ce35bc1a3e17554e19dde7002452fa61cacbe241740456c64c2186b5d29b

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
Signaturee78qEJ/9nwsplFJzDi/uT2xAYa2SUtuzO569+dQozlQkLRdKR4emn5MGxz3xrD+Vq4epD9klNyWO2ShLCwWwCQ==
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

2026-09-17T10:39:20.043706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062753
observed 3d9f7cbc89b86fbc051208c893d62f78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.023914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062753/manifest.json
observed ea64ce35bc1a3e17554e19dde7002452...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.004878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062753/publication.md
observed 518b35f6e1cd382877bd2523e9210dde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:19.983902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062753/publication.txt
observed 844039e7302e933bf1f5da81942cc0cf...
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.