OpenTechnical

OT-2026-000033762

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000033762) never changes.

Identity and time

Publication numberOT-2026-000033762 · never reused
Internal UUID01a0ae75-a390-7d35-957d-2d0b223d4773 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033762
StatusPUBLIC

Content hashes

Canonical texte72fa8cdac2c33fab99dc7b3e29be93ab1f3748d6f279ee9756a7333fb336d02
Markdown7732d7be39024c26a47cc91603a6ffb01c6fad5c3868519c92d6b8ad20fd8fe3
PDF
Publication page17168cf9cda2d3cbc0b56865441ba01b217a8e389af369c9020bd24cd6ee8693
Manifest6a1e305a253def625efa84af52ff2c3098570e53236aa9ba05f3b5f66f74475c

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
Signature0/Kmi7xER7XSYQRhzmfTT0x70l6J0gu2QEdhkaRuRuB2Re1uaCB+nC6zCNfeHjdD2JMxr3YL2a3uTJAWV0EQCA==
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

2026-09-17T11:31:47.591707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033762
observed 17168cf9cda2d3cbc0b56865441ba01b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:47.565252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033762/manifest.json
observed 6a1e305a253def625efa84af52ff2c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:47.548094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033762/publication.md
observed 7732d7be39024c26a47cc91603a6ffb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:47.531123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033762/publication.txt
observed e72fa8cdac2c33fab99dc7b3e29be93a...
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.