OpenTechnical

OT-2026-000017951

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pulsed 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-2026-000017951) never changes.

Identity and time

Publication numberOT-2026-000017951 · never reused
Internal UUID01a0ae6e-96fc-7ab6-9b19-f154928f01bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017951
StatusPUBLIC

Content hashes

Canonical textb077493aa292fab9e39b94d693cd4755c3d7a2211d61fea8a68ddb25cc415190
Markdown5948fbf4b260b7d7864bf7124b85b03138afee29083e2aac2be0e6d0d8784f2b
PDF
Publication pagebef361ed9ab7addcc2415ee4993ed0dae396c85a1e7073493ed2be94b39ecece
Manifest1647d6b959127d3f6c78cefed34685774c443bc825aa462779cc70de69ce89cc

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
Signature8A5XTBKionLldnDAT5hM6uhitP2Eirz0e+LwiN+02su0hRkx75uztvTS9pdpYcTw21/ZZFEqAE5mHNqOh/m9AA==
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

2026-09-17T12:01:57.058508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017951
observed bef361ed9ab7addcc2415ee4993ed0da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:57.042337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017951/manifest.json
observed 1647d6b959127d3f6c78cefed3468577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:57.025020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017951/publication.md
observed 5948fbf4b260b7d7864bf7124b85b031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:57.006672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017951/publication.txt
observed b077493aa292fab9e39b94d693cd4755...
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.