OpenTechnical

OT-2026-000015676

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000015676) never changes.

Identity and time

Publication numberOT-2026-000015676 · never reused
Internal UUID01a0ae6e-0c4b-7ba3-8cfa-59c9a3e07fdf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015676
StatusPUBLIC

Content hashes

Canonical text4bade740f0cb580605bb2410769b3150ec6fbebd9f6e96ea1212b5a6deff1b36
Markdown891b3e56c19dc3c3679d3cda4f74a93e11ef01224fcfb02ca6c2fe09218dc2aa
PDF
Publication page6f38ce7256ecbc44055374cb6d8786859723ce7eef3fa35c31f9f7d746e3ac21
Manifest64f58a116182557e0a1fce270df109b7987828e3263c677ed2b4e9385acf795c

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
SignatureG7ZSL82SOo6a4r+BKgoz6NniTb2igMD1lBW66DRJuZWeMl1lUa21TtXc17XnMSyVHvZpJAkOYsVuIr8j2lFhBA==
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

2026-09-17T12:04:56.717236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015676
observed 6f38ce7256ecbc44055374cb6d878685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:56.696883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015676/manifest.json
observed 64f58a116182557e0a1fce270df109b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:56.677512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015676/publication.md
observed 891b3e56c19dc3c3679d3cda4f74a93e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:56.658858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015676/publication.txt
observed 4bade740f0cb580605bb2410769b3150...
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.