OpenTechnical

OT-2026-000042579

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, manifold 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-2026-000042579) never changes.

Identity and time

Publication numberOT-2026-000042579 · never reused
Internal UUID01a0ae7a-c0cd-79e7-b3a1-c4258c1fa6bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042579
StatusPUBLIC

Content hashes

Canonical textdc02214c1835602b8aa116e02f6cc7ab814b1bce348c801ff2c6ca85517f63d3
Markdown3153cd981a0f12240b22a3331cd309c9bf65b3bf4fd6609a9db6860b599df34f
PDF
Publication page3a020b0f0005c7a84bf0eaa1e3dd5ce6718fb90ca5eaf3d6f6b2df1167069dc3
Manifest6104bdf1466688ca363e3db4c490d390d63ce993f4b9c42dfefd0d840d6aa59f

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
Signature31IURsOtVHheyn8UPep8QdTdjTLr04gaHJ7dl2+pDgivHVNhHZB2WNuDmGSrw3dYxPMOEBDy4Pis+386BXTUBQ==
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

2026-09-17T11:14:17.777353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042579
observed 3a020b0f0005c7a84bf0eaa1e3dd5ce6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:17.759138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042579/manifest.json
observed 6104bdf1466688ca363e3db4c490d390...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:17.740083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042579/publication.md
observed 3153cd981a0f12240b22a3331cd309c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:17.719890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042579/publication.txt
observed dc02214c1835602b8aa116e02f6cc7ab...
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.