OpenTechnical

OT-2026-000041803

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, 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-2026-000041803) never changes.

Identity and time

Publication numberOT-2026-000041803 · never reused
Internal UUID01a0ae79-e8a4-7966-8e32-d75af31f45ff · 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-2026-000041803
StatusPUBLIC

Content hashes

Canonical texta0fe865f92af24658319d14130f88111630f5e9fe57096f016164926a14a1984
Markdown8ede2dbe0d606d89758c4cf835225b2e74a46565b61111269453c1a456953648
PDF
Publication page784ef772c9789f619bb205e8d284b3c23b0153fb1a9279ddf848b9939004f436
Manifest7bb34c672f30ed2ec0a2f4ba3008d2ef198807e88c15e7a93c20a75e376deded

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
SignatureI/MglBtMrQExKNqS4qjRBhlkSe/oidYdTadBYwW7jMwObK69CODMDOM3xL/gleQlzLjK2HjCh+wDWZvUu2jRCQ==
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

2026-09-17T11:16:39.731299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041803
observed 784ef772c9789f619bb205e8d284b3c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:39.714611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041803/manifest.json
observed 7bb34c672f30ed2ec0a2f4ba3008d2ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:39.697998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041803/publication.md
observed 8ede2dbe0d606d89758c4cf835225b2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:39.678807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041803/publication.txt
observed a0fe865f92af24658319d14130f88111...
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.