OpenTechnical

OT-2026-000033362

Publication integrity record

Foam pad vacuum gripper, two stage ejector, 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-2026-000033362) never changes.

Identity and time

Publication numberOT-2026-000033362 · never reused
Internal UUID01a0ae75-8980-75ef-8a5b-7768ce13233e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033362
StatusPUBLIC

Content hashes

Canonical text033ce56b628285e3ca24acda0663abe6436d1dde06544ad206b384c2a546e884
Markdown87c79d36454d1ce98143a26e86a397ec3642a1dce1f88564c5457ed3d7524954
PDF
Publication pagece626b512bef8e4c2bb628d05470c44458f9aee99df0b65f77f2c1c6941e4ca2
Manifestc966065e0560bc62a914d06527fd3470dd75e2bf6d389d1b57f6d17d0f500b8a

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
SignatureYbURYhjQydE44o5uNQYSpAAKJWmn8a5jLZG8CeyYFdXryCI+GnMfZDL5d/dRxU+JbdRnzf/0ix4nQcSdZwBKDg==
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

2026-09-17T11:32:00.867587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033362
observed ce626b512bef8e4c2bb628d05470c444...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:00.843372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033362/manifest.json
observed c966065e0560bc62a914d06527fd3470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:00.825127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033362/publication.md
observed 87c79d36454d1ce98143a26e86a397ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:00.737930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033362/publication.txt
observed 033ce56b628285e3ca24acda0663abe6...
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.