OpenTechnical

OT-2026-000033111

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000033111) never changes.

Identity and time

Publication numberOT-2026-000033111 · never reused
Internal UUID01a0ae75-4844-73a8-b552-69c130692d3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033111
StatusPUBLIC

Content hashes

Canonical text92055686d88c06bbee742f26a5e2b6d12b003e6da3973654039bf0eb4c7690d3
Markdowne41cd74c6e0021cde5519ecddce7b6f98bdc67871645df65f06d63b9ba59d15b
PDF
Publication page2e6021e15f101c61b62c8523d80a651abe803c1c487f1aca59340d7f11f0eb7e
Manifest605d2c633d38fe31726688f10f548ad13532bee54ab88ab9dd982d36aedb665a

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
SignatureGwa0XFr4qFVrwIdXWKhNQ4Ovb2ercbIxMZAY7NCLoNbzgWVEQqAnBFoZPqNmYjSplfjuPUXiLOP8rn1DjEnOAw==
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

2026-09-17T11:32:45.949690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033111
observed 2e6021e15f101c61b62c8523d80a651a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:45.932645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033111/manifest.json
observed 605d2c633d38fe31726688f10f548ad1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:45.915618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033111/publication.md
observed e41cd74c6e0021cde5519ecddce7b6f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:45.895118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033111/publication.txt
observed 92055686d88c06bbee742f26a5e2b6d1...
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.