OpenTechnical

OT-2026-000102711

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102711) never changes.

Identity and time

Publication numberOT-2026-000102711 · never reused
Internal UUID01a0aea4-858b-7701-b425-f9fa6b5e7ed9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102711
StatusPUBLIC

Content hashes

Canonical text95788cf6f5d5f95729269731b89134a4d95e72a33140a43c3a89a1998d1cf92b
Markdown78afad71d06006cfa95fccac08ba2fce29ac8cfcfe2ad0e179898d1ba430dfb4
PDF
Publication page90cf328d5cfebd5bb4e400da4e543d7d43ab294498f7d8103465be04751f7b1c
Manifest262500c1570ea0ccbefab92f7bf79a17c124dc68feb9ad4727a6c9603f2517dc

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
SignatureJxlpDIJiWpbxFd8BKg8f47qq0F1w51VE2Q6JeckZ0ZFiFpZzf/EdWKGSb8SPv0MSZeNQjkfQYsZMizwIJ0thAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:13.407584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102711
observed 90cf328d5cfebd5bb4e400da4e543d7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:13.388949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102711/manifest.json
observed 262500c1570ea0ccbefab92f7bf79a17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:13.368984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102711/publication.md
observed 78afad71d06006cfa95fccac08ba2fce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:13.348939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102711/publication.txt
observed 95788cf6f5d5f95729269731b89134a4...
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.