OpenTechnical

OT-2026-000012062

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum 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-2026-000012062) never changes.

Identity and time

Publication numberOT-2026-000012062 · never reused
Internal UUID01a0ae6d-1943-7dab-93ae-7587e659b73e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012062
StatusPUBLIC

Content hashes

Canonical textd5b6bcd74c4be93cd35ca06e365eeff8514b59ccc50a5554f82a8c40751f50ed
Markdown42e1ca7aba14721544dcdea633e35eeba26f49094d58bf1553f1251042767bdc
PDF
Publication page11909da082470fc54700fea6acb996edd1796aa7dbcbdccd3fbe6cb7580c899f
Manifestef5db160bdda4ac7cbafc9dc081e079c41ea4960d243943184670c23c14ed2fa

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
SignatureEKV5KiNUl+ySju+FP1XIx8xhw+XANxObEOuDDlofFauruJfa1EEk7zLXuCKQkEzAWaso0XpO2bFfVGjk11OLBg==
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

2026-09-17T12:12:56.677546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012062
observed 11909da082470fc54700fea6acb996ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:56.657313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012062/manifest.json
observed ef5db160bdda4ac7cbafc9dc081e079c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:56.636896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012062/publication.md
observed 42e1ca7aba14721544dcdea633e35eeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:56.616836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012062/publication.txt
observed d5b6bcd74c4be93cd35ca06e365eeff8...
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.