OpenTechnical

OT-2026-000017864

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000017864) never changes.

Identity and time

Publication numberOT-2026-000017864 · never reused
Internal UUID01a0ae6e-96fb-7564-b574-ed86d7fa5a7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017864
StatusPUBLIC

Content hashes

Canonical text624ce5d1295fe57bcbc08825834d19f55fda8cc1a921c34a00bf98ebd1ff2fe4
Markdown22ef8521637fd056e5600048a56f333b5a501f8a7a18218f335facf1a64d12b9
PDF
Publication page0333f84b540799a7da6f7bcc28e27a8ef72a2c325f1721fe6ec945f3af13e55d
Manifest36d8aed457c1d3bb28ea759d4579e0c0082d1bebf11fbcf4bc7b79326fb44da4

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
SignatureKSgGQFkYv01jhuJWfKY+974xmEfztax5lJBWgoKjqhKFkQLqIqvrQxXt1bXdsmxOU5NaiMpy6EnLwHgYVDfVCQ==
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

2026-09-17T12:01:50.916583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017864
observed 0333f84b540799a7da6f7bcc28e27a8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.900030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017864/manifest.json
observed 36d8aed457c1d3bb28ea759d4579e0c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.884443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017864/publication.md
observed 22ef8521637fd056e5600048a56f333b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.869511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017864/publication.txt
observed 624ce5d1295fe57bcbc08825834d19f5...
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.