OpenTechnical

OT-2026-000060777

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, vented after set-down, on a tool changer

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-2026-000060777) never changes.

Identity and time

Publication numberOT-2026-000060777 · never reused
Internal UUID01a0ae8a-b7d0-7c02-af2c-3007acffcd83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060777
StatusPUBLIC

Content hashes

Canonical texte1f50c09a588ffccab24dcc3661e5e7461107d530185ebfb148b8c10b4b60ef4
Markdown2dcd8f881d57b0dcff36a7a87462709b8cc8fb490fe5164a273e2743bb3a16db
PDF
Publication page1207d568c63dae794fdd704ffab6703ca362df90a42814926cd298ceb4eccdc9
Manifest544ec1d102a111e0a6e0cdf5c9323c6847547a052ff42b69be574e7e8fa3666b

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
SignatureZFWUacXRVw9IjpL8pWDGCYhFp5hJtVuZTaL0cfJTyzJ1XER5N9jdgNQ9WCW5z2FMP0DO20GYeI4G1oQv7kgsBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:31.196019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060777
observed 1207d568c63dae794fdd704ffab6703c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:31.178284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060777/manifest.json
observed 544ec1d102a111e0a6e0cdf5c9323c68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:31.160401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060777/publication.md
observed 2dcd8f881d57b0dcff36a7a87462709b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:31.141796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060777/publication.txt
observed e1f50c09a588ffccab24dcc3661e5e74...
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.