OpenTechnical

OT-2026-000015892

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000015892) never changes.

Identity and time

Publication numberOT-2026-000015892 · never reused
Internal UUID01a0ae6e-0c4d-7ed9-aacf-4238b89ffb10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015892
StatusPUBLIC

Content hashes

Canonical textb1bc313c3a4008bbbe9bfbe74c1c7a16fa806b940287d2a74068b7c71dba7e07
Markdown9a893397ee6bc6a5e4e7c2fbe1d1157249781e4c8441ca3c62167ab426216d26
PDF
Publication page67d259d6ec9a4bd2623fefe20a740ec79169fa7a97f2501c68b314b29d5c95c1
Manifestc311faae9945e5b0d1e4e0da9a3a9d734414794421132a45b90629d9437c9d84

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
SignatureXz8HsEeqKQlc4n5XIseHPJYeGGfQeMUk9+f0ckhRko78TO021aRgjbviromrMj3cvqQq+ks7P4+2WMS65etcCA==
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

2026-09-17T12:05:20.883785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015892
observed 67d259d6ec9a4bd2623fefe20a740ec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:20.861209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015892/manifest.json
observed c311faae9945e5b0d1e4e0da9a3a9d73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:20.839557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015892/publication.md
observed 9a893397ee6bc6a5e4e7c2fbe1d11572...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:20.818280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015892/publication.txt
observed b1bc313c3a4008bbbe9bfbe74c1c7a16...
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.