OpenTechnical

OT-2026-000015705

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three 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-2026-000015705) never changes.

Identity and time

Publication numberOT-2026-000015705 · never reused
Internal UUID01a0ae6e-0c4b-76d1-bdc7-25c245a49623 · 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-2026-000015705
StatusPUBLIC

Content hashes

Canonical textbcbb5abec087c4934f1cf23a5a06cc1f7429bf2a6ebac229bd298d4eba3b2fb2
Markdowncf7cd4962e10aa7c1f7a251027033fe35ded778c34ab6932cca789aae2291424
PDF
Publication page83b82e0fee4fec0c9dcc165130a99b1f4ede81d4f5c79870cbb83faf50c6dc43
Manifestbbb79a27bec24f0fecb2a243ea1ccad6fa24311bfd80aefa681c906b91ae2950

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
SignaturetCdtlcErW9z/Sn/ZYdeuezC8bEOtsq3ziI1h9e+idYruZQ5jFSURDMmnToOW3btx6Gi3u+KEwrjjuGavT0pRDg==
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

2026-09-17T12:04:59.071119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015705
observed 83b82e0fee4fec0c9dcc165130a99b1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:59.054889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015705/manifest.json
observed bbb79a27bec24f0fecb2a243ea1ccad6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:59.038058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015705/publication.md
observed cf7cd4962e10aa7c1f7a251027033fe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:59.020388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015705/publication.txt
observed bcbb5abec087c4934f1cf23a5a06cc1f...
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.