OpenTechnical

OT-2026-000100941

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000100941) never changes.

Identity and time

Publication numberOT-2026-000100941 · never reused
Internal UUID01a0aea3-c376-715c-8f45-6302a9cf4749 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100941
StatusPUBLIC

Content hashes

Canonical text26fadfe3eb08d5c0d7f6bd429b4b5bdf4921ca6b9de0bc4c7feea33b1ffa385e
Markdown1629abc071f6ca3961a00b0c7339feef50335fdd1411a51e3b2b40e871f306fe
PDF
Publication page2f7e5ba5c36f48648abbf7e9b5513910d2185dbe859872b4bfa22623b03d8f99
Manifeste6c371e3d898f0fa5879a19aa19df76aa7eb12874c33f83f943b67b8aab7e731

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
SignatureK2oVK7ufHp+uwO2bS10va0QbcVM2DPyWCydPnVcdE0iWQvufJpgSzhqPkTcHQa/thsQokLTENYFhT4UTYbi/Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:26.790877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100941
observed 2f7e5ba5c36f48648abbf7e9b5513910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:26.772077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100941/manifest.json
observed e6c371e3d898f0fa5879a19aa19df76a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:26.753720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100941/publication.md
observed 1629abc071f6ca3961a00b0c7339feef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:26.736967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100941/publication.txt
observed 26fadfe3eb08d5c0d7f6bd429b4b5bdf...
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.