OpenTechnical

OT-2026-000016855

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, pulsed 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-2026-000016855) never changes.

Identity and time

Publication numberOT-2026-000016855 · never reused
Internal UUID01a0ae6e-5919-7c1a-b2cb-160f706ec2f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016855
StatusPUBLIC

Content hashes

Canonical text0446b1e74f8f98c6bf306c0296300cc0b73f455d05ab5aeb904c63e47bf41129
Markdownfae603cffa50d503e310c33999c6f62f8d576cd61e1acb909d817ff99bc2b6fa
PDF
Publication pageac273d9d66d7d3ad0aa30b6460227678d0e7bec2466e55add822ef4950a01253
Manifest94df743589e3adbb61703553a62bd16851202ee9bd6b390ed5bbc10e04965704

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
SignatureSO5yanneVqfWrXGDF0JtCIfgC+xa72cXKMNr5BUQuWojU+yVdYoi7bnINXnD/STfpNre4vqi56tmHcYx7AUsCQ==
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

2026-09-17T12:03:07.223200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016855
observed ac273d9d66d7d3ad0aa30b6460227678...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:07.205197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016855/manifest.json
observed 94df743589e3adbb61703553a62bd168...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:07.187113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016855/publication.md
observed fae603cffa50d503e310c33999c6f62f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:07.169826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016855/publication.txt
observed 0446b1e74f8f98c6bf306c0296300cc0...
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.