OpenTechnical

OT-2026-000082545

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, sustained 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-2026-000082545) never changes.

Identity and time

Publication numberOT-2026-000082545 · never reused
Internal UUID01a0ae97-8cc7-7491-ae6d-f75abf98655c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082545
StatusPUBLIC

Content hashes

Canonical text73272b17dbe02f56444bc0376e0714db1b1952596904feca668e4f37766f47da
Markdownb2efb0d0b1829432512e7a3e51e7d42ab0053cc209f7918861b533198b1f5a32
PDF
Publication page66549afe19825dbd4f7294b249d2412c27cc5bfb7732060e9cf4bc3f67316da0
Manifestbbfaaeff084c8729d7f359e098b85bbff675cb2877187d1b6ebf8bd65021fd9f

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
SignatureRNpA2n5obvSozGZMaXRKM/gLT4o0hWC7VWs4LSYEO/XBXGEMJvn4tGOFQks0vo2Zx1Tv9wHjpjQRkfOeBgOVBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:57:58.869103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082545
observed 66549afe19825dbd4f7294b249d2412c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:58.853294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082545/manifest.json
observed bbfaaeff084c8729d7f359e098b85bbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:58.837272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082545/publication.md
observed b2efb0d0b1829432512e7a3e51e7d42a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:58.821293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082545/publication.txt
observed 73272b17dbe02f56444bc0376e0714db...
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.