OpenTechnical

OT-2026-000024139

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000024139) never changes.

Identity and time

Publication numberOT-2026-000024139 · never reused
Internal UUID01a0ae70-e8c7-7ccd-8bef-18a6166f0ec8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024139
StatusPUBLIC

Content hashes

Canonical text860ddf55d9ab047011bc4572519828c33737bd1843929b329438d1cf8534c956
Markdown6fbaf9719c9f800acf3f7f8fd9771d7b2e6619bfd6fd1761e518020f372f584f
PDF
Publication pageba9066970b102ab20e6585eb7b29694b78aef416421a63cf11cc468b4497ff0d
Manifestfc83b724ff2365dc083a2fba82d65a77607842e8c8cd13dda4ef255757344085

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
SignatureEE41dErOd/piGlXfQEEGsEcQu+orofZrpEisb9ND2h600SKmvTI19BaVixcDvMz/OYjfZ0mTHxwJ7Kq5Gp3KBw==
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

2026-09-17T11:48:34.272796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024139
observed ba9066970b102ab20e6585eb7b29694b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.254398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024139/manifest.json
observed fc83b724ff2365dc083a2fba82d65a77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.236128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024139/publication.md
observed 6fbaf9719c9f800acf3f7f8fd9771d7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.218542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024139/publication.txt
observed 860ddf55d9ab047011bc4572519828c3...
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.