OpenTechnical

OT-2026-000011245

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000011245) never changes.

Identity and time

Publication numberOT-2026-000011245 · never reused
Internal UUID01a0ae6c-5410-71b9-8eec-6b3fad432320 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011245
StatusPUBLIC

Content hashes

Canonical text33723397019ec351c12f546301ad9504895704bd18a5bced0cc3075a416541a5
Markdown8e179e7e0c6ad7a14166e1086d40eafb1b24063b4d0fc09cfb7e0c1f6f314f5a
PDF
Publication page42d73545a9776c644158d6ad3cec64898f094403379e743e50ecb3d062c00989
Manifestc44fb0269fc21094a49750c31d225de34a5d90e0c41b029a1cf59c99dccf88ed

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
SignatureGWlyQsrDf2LQdNWCZWob3n9EFF8IiWpVrWYRwYpRnOt3rkTjDFdz9puIQXF047f3i1Wtlv1gY4xSqNjUCY2BCA==
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

2026-09-17T12:14:12.632719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011245
observed 42d73545a9776c644158d6ad3cec6489...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:12.613289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011245/manifest.json
observed c44fb0269fc21094a49750c31d225de3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:12.594952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011245/publication.md
observed 8e179e7e0c6ad7a14166e1086d40eafb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:12.575489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011245/publication.txt
observed 33723397019ec351c12f546301ad9504...
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.