OpenTechnical

OT-2026-000038219

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000038219) never changes.

Identity and time

Publication numberOT-2026-000038219 · never reused
Internal UUID01a0ae78-2d51-7828-b36e-0b1fd22933b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038219
StatusPUBLIC

Content hashes

Canonical text065ef426baeeabfbffe20b6cfc336ab23f8a7211d90044e2452b97dba13c8e39
Markdown84940f2c1293b93b7710731829d5784abf551dedfc223851de78052c4a272ceb
PDF
Publication pagef8c93952a7b02b455002cc838f6170db79798fb76e12717d88f4757aa92fc6e9
Manifestf73c54c1684e7a65c1a8eaaa30128f75372ba57f80a58498566bcd2422535804

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
SignaturenjZVE5KXOcAKH1oSpKR6Qq3k7yL5M3hj5Tx8i3WNq4MhglkrJUa97rc5FHMSn3kN6bXWdQc74tjzUnXT7pc4CA==
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

2026-09-17T11:22:21.811511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038219
observed f8c93952a7b02b455002cc838f6170db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:21.793780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038219/manifest.json
observed f73c54c1684e7a65c1a8eaaa30128f75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:21.776370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038219/publication.md
observed 84940f2c1293b93b7710731829d5784a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:21.759066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038219/publication.txt
observed 065ef426baeeabfbffe20b6cfc336ab2...
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.