OpenTechnical

OT-2026-000012924

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000012924) never changes.

Identity and time

Publication numberOT-2026-000012924 · never reused
Internal UUID01a0ae6d-5564-7f59-ad05-f1bd3a44da6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012924
StatusPUBLIC

Content hashes

Canonical textcc6314876edf3690678ecab946f4cf7607235e24b42ef5f2b925f735bbcd340d
Markdownc16e24a1d68f10308f1d5ddc1cc6c36b482634a52a9948aa457552da829a1d19
PDF
Publication page4910415fb19f59d3931609f884e94ac657ce5b62f0097e1f05ee0b8226682181
Manifestff7b8b6839d7fe4abe7725baf84c3f33247fbe271807519f838a3df3cef89f3e

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
SignatureVksJbrygz0OpRQxIMEtcyS7ESK2f39OP1wPj4PQbhNG38+IJ8ddht9s4k5I+IfyGwf18Or2bbLU/17fPWBnuBw==
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

2026-09-17T12:10:43.280492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012924
observed 4910415fb19f59d3931609f884e94ac6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:43.255781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012924/manifest.json
observed ff7b8b6839d7fe4abe7725baf84c3f33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:43.236675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012924/publication.md
observed c16e24a1d68f10308f1d5ddc1cc6c36b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:43.216684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012924/publication.txt
observed cc6314876edf3690678ecab946f4cf76...
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.