OpenTechnical

OT-2026-000070791

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000070791) never changes.

Identity and time

Publication numberOT-2026-000070791 · never reused
Internal UUID01a0ae91-8c2c-748d-9826-212dc1a96677 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070791
StatusPUBLIC

Content hashes

Canonical text8b60cdb95d959df47d5db8a79818d5b78fe741ff8c14250343ef4fd3d5340f41
Markdown64c0b7d3cc69dac66a62b96d24ee52b7a437e7d0fdd5b05aab46a1231f837598
PDF
Publication pageaf39b239dd0d92bd1fa85a48d9db736efdea8c6b4340ddf905d221a8018cf9d2
Manifest1d0b7d7ba0063bf64762f5fb944672065ffbf3bee707c08978a4869a77d2410d

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
Signaturefd+HgQ1FM3zLUsUq7XQjHNxcOpBMIMXzaEkoW8ObmaQRtMS9MjFUvZTgxS/cEyi/WoavcqlrrukR56wjG9eQBg==
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

2026-09-17T10:25:29.777615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070791
observed af39b239dd0d92bd1fa85a48d9db736e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:29.759027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070791/manifest.json
observed 1d0b7d7ba0063bf64762f5fb94467206...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:29.741749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070791/publication.md
observed 64c0b7d3cc69dac66a62b96d24ee52b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:29.723774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070791/publication.txt
observed 8b60cdb95d959df47d5db8a79818d5b7...
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.