OpenTechnical

OT-2026-000016149

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000016149) never changes.

Identity and time

Publication numberOT-2026-000016149 · never reused
Internal UUID01a0ae6e-2d10-7d34-950b-2735019294ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016149
StatusPUBLIC

Content hashes

Canonical text789e1f549833770b5b736ef81d6a8e09cebd9d383db2cf2802a7135fe1bb73a9
Markdownb54d1cf3e962e175c9fc04657596b99f4340c5bfa0fa355722ad7c24acdaa1f2
PDF
Publication page7c63b5e19fcde270ee810e464cb284910a2c472722ec7919ecfc006fb6f55d93
Manifest7d3d6e6eeeca5469c8a3cf6dcac7a81c6c448571a310910ae6ad934258ffe99d

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
SignatureuD5i5SShS0p+vsoCmW1Bj1HlGpzt/58xmIc7q8+htSclfoQeJdBq3S3T3cle6EmlB2YEfOwPuJ2Msnv67iqHCQ==
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

2026-09-17T12:03:35.370753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016149
observed 7c63b5e19fcde270ee810e464cb28491...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:35.352075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016149/manifest.json
observed 7d3d6e6eeeca5469c8a3cf6dcac7a81c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:35.332954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016149/publication.md
observed b54d1cf3e962e175c9fc04657596b99f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:35.313122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016149/publication.txt
observed 789e1f549833770b5b736ef81d6a8e09...
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.