OpenTechnical

OT-2026-000079561

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, 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-2026-000079561) never changes.

Identity and time

Publication numberOT-2026-000079561 · never reused
Internal UUID01a0ae96-0b92-7d0a-a8b1-5bd0d3122235 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079561
StatusPUBLIC

Content hashes

Canonical text2127233214234a5c6fc5d66235d784dc9b28caf0926abc7e5ebe6697f221d327
Markdown144e920f355373fafe7482c52783485ca7bd8303ee7dc742d9cdd892d43c7a91
PDF
Publication page140666a856ad4f74135a9ecb596c0df992c7d0f5fc20361cd42354f3d961c1f6
Manifest632a9e190526a96125784638cf80249f8747b65676f4badff492ec558e7f3929

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
SignaturePheUGYmwJ6BAqkdQg8OLG4Ka5VHLlzz84BO2w0HODvJwqHEMV9+cgG+U/A4/hypXXtrPJWTDOdYRn1jDJAg+AA==
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

2026-09-17T10:04:08.354478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079561
observed 140666a856ad4f74135a9ecb596c0df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:08.337526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079561/manifest.json
observed 632a9e190526a96125784638cf80249f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:08.317466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079561/publication.md
observed 144e920f355373fafe7482c52783485c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:08.296607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079561/publication.txt
observed 2127233214234a5c6fc5d66235d784dc...
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.