OpenTechnical

OT-2026-000025455

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-2026-000025455) never changes.

Identity and time

Publication numberOT-2026-000025455 · never reused
Internal UUID01a0ae71-5fa8-7e89-ab95-71897db59d88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025455
StatusPUBLIC

Content hashes

Canonical text3fa7a383f4798cc9a80ac90fa6da3cb500f3a8cbab8614a4b9cdb6f1bd923d18
Markdown99093de905594bb1d6379d650d3cce0338243e42af3542d4bbbd3486f41bef02
PDF
Publication page1d010b31e9a073e59670aa75da34a981c7d2f92cd21641f1b32f7a2f343360c5
Manifest2c0efbce6f00c47a12e17cb5dee8f04dcb6e584fa060a7acaec9977420fc8f47

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
Signature1wPPwjcISlqbFkD94DV/OuwqtyhMH5Fpl2hQaK9tRvg8qQ8+1bL+kZ1TG/oGNV0l3fB85iIGdcQvYaxv3cGcAA==
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

2026-09-17T11:47:32.341546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025455
observed 1d010b31e9a073e59670aa75da34a981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:32.322563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025455/manifest.json
observed 2c0efbce6f00c47a12e17cb5dee8f04d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:32.304899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025455/publication.md
observed 99093de905594bb1d6379d650d3cce03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:32.286287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025455/publication.txt
observed 3fa7a383f4798cc9a80ac90fa6da3cb5...
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.