OpenTechnical

OT-2026-000100630

Publication integrity record

Two cup 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-2026-000100630) never changes.

Identity and time

Publication numberOT-2026-000100630 · never reused
Internal UUID01a0aea3-66f2-767e-8344-1b442218a139 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100630
StatusPUBLIC

Content hashes

Canonical text1606e434739e4f32821d4de2fccc3c564a5b317ac4b104e6a8380ae5dc2662e3
Markdownea98c3cee0e7857f856e292ed6b9fcd2c58c422ba813008bb94bacea89180817
PDF
Publication pagec2c986e2a034a1694d16d339a7f1d3bb391536b56cd2bf8d12fa2fd3046177dd
Manifestd40aeec7a49acadbc66734fdf7b4f5772208d1f0e2273bba072f6280c098ae3a

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
SignatureRvj66mtqABHcty5F+iqiuAgJjOGEO6XH+IR7C9+DdqX13ifRyijTKz9B9GzSMKjeNvtgK0ApJWNJjdeHNvpoDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:25.827441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100630
observed c2c986e2a034a1694d16d339a7f1d3bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.810588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100630/manifest.json
observed d40aeec7a49acadbc66734fdf7b4f577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.793443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100630/publication.md
observed ea98c3cee0e7857f856e292ed6b9fcd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.777184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100630/publication.txt
observed 1606e434739e4f32821d4de2fccc3c56...
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.