OpenTechnical

OT-2026-000064359

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, 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-2026-000064359) never changes.

Identity and time

Publication numberOT-2026-000064359 · never reused
Internal UUID01a0ae8d-a460-72fb-93ac-9dbc48f4a49b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064359
StatusPUBLIC

Content hashes

Canonical text676f4e3ca69aeb8d2e66ac8710a40ba3abe8fc44289014a06638fbb8df5c930d
Markdown779d348bdfc9dbbf86b416c3213413e4be0f97501021ae73633e1d913f566df3
PDF
Publication pageb53c75cc38ef1e06ab0cabd8712f247d35818eeab9ecee04f31ac91bd245fa78
Manifestdc7e984e171f61d3c4b42eb4b1995ee7acda1ed13a63c3f70cb606b65190d0e5

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
SignaturecI8YHgt65/tOtS++z5zU/It7sOQ5t8QW4J7biJ3pgHrsXsDE41fNc/6PobZKNC3Bt/NtJlM5g7GdxDpBucldCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:31.236987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064359
observed b53c75cc38ef1e06ab0cabd8712f247d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.219015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064359/manifest.json
observed dc7e984e171f61d3c4b42eb4b1995ee7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.201620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064359/publication.md
observed 779d348bdfc9dbbf86b416c3213413e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.183949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064359/publication.txt
observed 676f4e3ca69aeb8d2e66ac8710a40ba3...
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.