OpenTechnical

OT-2026-000076930

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before set-down

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-2026-000076930) never changes.

Identity and time

Publication numberOT-2026-000076930 · never reused
Internal UUID01a0ae94-b071-767c-90b1-ec2d58b7dea1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076930
StatusPUBLIC

Content hashes

Canonical text8560293c67e5ed820e2a298c956fc7e1f047b3a549f7393888a97715423bc9b5
Markdownf2692e1d0e91f5bdf5e03549cc014df74131099a1009e5ba1dc5a566016f7487
PDF
Publication page6b65b2d70436e024c2194ebff9084d3c857272cd0635eda5de8ada4a8227626f
Manifesteeffd5388f21ec41c299664b1a1a323a5b5d4c36201777dc585693c9ea29b957

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
SignaturetQmGq18KCOZzT9TteG/uM+0lRPpC/8DcKcVQbhL87FjutE4lVB5vrXRfVfkCXux4HLtScLC+tz5S85EGcN7YBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:53.974984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076930
observed 6b65b2d70436e024c2194ebff9084d3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:53.957626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076930/manifest.json
observed eeffd5388f21ec41c299664b1a1a323a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:53.939040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076930/publication.md
observed f2692e1d0e91f5bdf5e03549cc014df7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:53.551987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076930/publication.txt
observed 8560293c67e5ed820e2a298c956fc7e1...
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.