OpenTechnical

OT-2026-000017280

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000017280) never changes.

Identity and time

Publication numberOT-2026-000017280 · never reused
Internal UUID01a0ae6e-76c8-720e-b35a-a6bafbddc7e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017280
StatusPUBLIC

Content hashes

Canonical text9695a15435f8d07476bf2dd1312e70d92812a1dad2faa6162ed77b5752a158ff
Markdown86bbb52dbe5434301deb1bfb9229dca13968f711442e6eabfea517c6d1754d08
PDF
Publication pagecff61d8c3addc3963fa87ae800f22e4c911d1327c3a4b7f2faa51fac5156ad1a
Manifestf32b8ec3912fbb83537185d58a58941f5daf183e686843f1622decabbc8ba785

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
Signature5I5JInYacOmdwJIBjh41vtVz4Cabg8sOM+qqg+InGX7FiP528hRUDJHwYT5WydW2WLTm/ZmXJgyde7MDHGBfAw==
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

2026-09-17T12:02:22.560123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017280
observed cff61d8c3addc3963fa87ae800f22e4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:22.542097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017280/manifest.json
observed f32b8ec3912fbb83537185d58a58941f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:22.523937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017280/publication.md
observed 86bbb52dbe5434301deb1bfb9229dca1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:22.507042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017280/publication.txt
observed 9695a15435f8d07476bf2dd1312e70d9...
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.