OpenTechnical

OT-2026-000014136

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000014136) never changes.

Identity and time

Publication numberOT-2026-000014136 · never reused
Internal UUID01a0ae6d-b278-7cdb-9f57-6bdee6efd156 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014136
StatusPUBLIC

Content hashes

Canonical text09c0a1f57506464488a6f713d65d7431f855f07a72396dd5bde44b3d27d8dc30
Markdownaee7e6e26823f13e33a7b67d0d920a162824422587659f97b913cee7a3afdad0
PDF
Publication page1ef0540f30e93a23110dad3f35b7ae6135a52d1251aa4745db6f72bee8eb50c9
Manifest48dcb09125f74f2b016ad2cc4da32719b2d43a7735cc8217812a0996c485b09c

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
SignatureVfkwboa71Xu/mfKIrporQWuxe5VFJq8YYQyZglc1zZUCavkzRWzyRWDHIK4T8X+36ckShrX19PwHURuRYitUDA==
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

2026-09-17T12:07:12.739692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014136
observed 1ef0540f30e93a23110dad3f35b7ae61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:12.720227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014136/manifest.json
observed 48dcb09125f74f2b016ad2cc4da32719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:12.701416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014136/publication.md
observed aee7e6e26823f13e33a7b67d0d920a16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:12.681781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014136/publication.txt
observed 09c0a1f57506464488a6f713d65d7431...
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.