OpenTechnical

OT-2026-000041644

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000041644) never changes.

Identity and time

Publication numberOT-2026-000041644 · never reused
Internal UUID01a0ae79-e8a0-789f-b549-bed847accdb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041644
StatusPUBLIC

Content hashes

Canonical text4101f1c00969885e154876e400a1a72b2aeca36c27f5e4a6e442388b2c8db95f
Markdown8a1adc81bb55f0d76464666007ec6d732fb1d4da05e33c9463e0bfc2b7a07b3c
PDF
Publication page3fe41c8d0b33257c4fcb8b3d43b87d41df7183380f27db7fccdf5dba04cac715
Manifesta5c0f48f69e4b7e32ed4f600eca58b3527f7fb737632d05f2690c51d0f47e913

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
SignaturenacGoeqxNdO/kqjSiRIn6T2zA3jYDxP2nKpvs2XMVRLRcTpzFZtxgOf71fcz3rxhuc/7TCDJdm0cEvT0rqNtCg==
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

2026-09-17T11:16:26.733573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041644
observed 3fe41c8d0b33257c4fcb8b3d43b87d41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:26.718220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041644/manifest.json
observed a5c0f48f69e4b7e32ed4f600eca58b35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:26.701083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041644/publication.md
observed 8a1adc81bb55f0d76464666007ec6d73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:26.684098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041644/publication.txt
observed 4101f1c00969885e154876e400a1a72b...
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.