OpenTechnical

OT-2026-000012916

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-2026-000012916) never changes.

Identity and time

Publication numberOT-2026-000012916 · never reused
Internal UUID01a0ae6d-5563-7d39-b0e5-d37f5ee30147 · 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-2026-000012916
StatusPUBLIC

Content hashes

Canonical textb3a7752586d63e177c1966af330f814a7084ed6a6db8158b68cdcb5dc1f1d649
Markdowncd1074f3389d7bb282b0903c3c56525671298027a82881d03b4ce753cf41477d
PDF
Publication pageec873984ec3b9c8a8b7c3cc7894a5ebb8b083a215b3e311ed8e56c75a3fcacad
Manifest14960b47c66ae5b9598c6225389ff07bd94cefe2ef43b3e3ed41e7f87ff024a9

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
SignatureXy+m/M+PnWOMCIQx2yw/5ngxzshhlvGp/N+rUaVVw4y3rBEM++0tG0YMk7tNyFNvjZyRL1/CCbwNy0qvURubCA==
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

2026-09-17T12:10:42.620677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012916
observed ec873984ec3b9c8a8b7c3cc7894a5ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:42.602211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012916/manifest.json
observed 14960b47c66ae5b9598c6225389ff07b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:42.580149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012916/publication.md
observed cd1074f3389d7bb282b0903c3c565256...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:42.559811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012916/publication.txt
observed b3a7752586d63e177c1966af330f814a...
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.