OpenTechnical

OT-2026-000024821

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line pressure sensor, sustained 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-2026-000024821) never changes.

Identity and time

Publication numberOT-2026-000024821 · never reused
Internal UUID01a0ae71-2727-7727-9e6d-9c109ba3e3dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024821
StatusPUBLIC

Content hashes

Canonical text257d8d9c7037ad58fae8fe57f3531da9c898f1047699bc2a92328eb623e729ea
Markdown05b4b73bf3774056f54543f0687a1f542e9c6b0eeab1c59ecf1575a1b9985c27
PDF
Publication pagef227ddaaf3d026b33a3e91e78054df7519ebc58d5c84b64b6107479e51119cf0
Manifestdf6978dce6f0d329aab9ae9d53b1273d32332973ae5d72125bda6eb4062c5742

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
SignaturefysUfwEtTFo/f7anvoVRHR/J8TzI9DuUrNFAgo6xAC5yAqRpE8Wr4qmWb8cCqm19LjeOLBhNoPErX3WhH5v/AA==
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

2026-09-17T11:48:06.252765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024821
observed f227ddaaf3d026b33a3e91e78054df75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:06.236564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024821/manifest.json
observed df6978dce6f0d329aab9ae9d53b1273d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:06.221465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024821/publication.md
observed 05b4b73bf3774056f54543f0687a1f54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:06.205733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024821/publication.txt
observed 257d8d9c7037ad58fae8fe57f3531da9...
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.