OpenTechnical

OT-2026-000041955

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000041955) never changes.

Identity and time

Publication numberOT-2026-000041955 · never reused
Internal UUID01a0ae79-e8a7-7182-914d-8774f943db8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041955
StatusPUBLIC

Content hashes

Canonical texte76aff70b81c7b1326821af16dde644729c8e30b81301dbc704e01c8f216b1f0
Markdownda77ac84df84559b0240b042f92edf2d57e0333ea45604e785dba69b6c38da81
PDF
Publication page7c898d7dcada16ddf4df4067cb52d643f38396ae5a77749a3a98c332fe865106
Manifestd33892a9317ca15292662ad81489f73ff71583c87fc5ffa6ca03602e53e2897b

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
Signature7FFA7ILzJ3Yu3eK5+mcs/ya8w+mTw5cNjaPZfLn5SDq6M3pxfoj59b696jxyOWF4FXOKJ7lemte4xdD42pckCQ==
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

2026-09-17T11:16:50.777258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041955
observed 7c898d7dcada16ddf4df4067cb52d643...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:50.760561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041955/manifest.json
observed d33892a9317ca15292662ad81489f73f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:50.744770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041955/publication.md
observed da77ac84df84559b0240b042f92edf2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:50.728401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041955/publication.txt
observed e76aff70b81c7b1326821af16dde6447...
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.