OpenTechnical

OT-2026-000091224

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000091224) never changes.

Identity and time

Publication numberOT-2026-000091224 · never reused
Internal UUID01a0ae9c-f16c-7d1d-a4c5-829ca6224813 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091224
StatusPUBLIC

Content hashes

Canonical textb5f03957260f81f9f1358f469921359a1c78b96ba46ceb568ff06cf394f6a90d
Markdownd7d37294ae99f7e1c7a26a4b28c90927e874d8c2f760876f7546300696f38235
PDF
Publication page04929795f14e5d9852c382b3a9847a08fb92d1521dd517c5f9f655eaaa1f2ba9
Manifestc2c5cc0374fb587f5f96a8ac0bce64e61ac7be75a448a9e6be23de16b6fb40ac

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
Signature/2yIiUqZM7NvRBAF3kNRpHp3xhNJZRacPdQ+YELvucm7iTJF+Jxn/ab1z9NoA5B9xAaFcI3BwCB2eS3rTYGjAA==
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

2026-09-17T09:43:23.796218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091224
observed 04929795f14e5d9852c382b3a9847a08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:23.779573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091224/manifest.json
observed c2c5cc0374fb587f5f96a8ac0bce64e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:23.762253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091224/publication.md
observed d7d37294ae99f7e1c7a26a4b28c90927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:23.719464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091224/publication.txt
observed b5f03957260f81f9f1358f469921359a...
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.