OpenTechnical

OT-2026-000077240

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000077240) never changes.

Identity and time

Publication numberOT-2026-000077240 · never reused
Internal UUID01a0ae94-f508-7ed7-ad7f-a7fc74c38a52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077240
StatusPUBLIC

Content hashes

Canonical text87565c62fc324a34e3afe77fa76ac4615503235f14f618e604c01f313f332d16
Markdown535e2e762d07b4cbd7473651ae3987536156e8cefcad4a2050b7342890d07df2
PDF
Publication page0e1049635395e092467e4e351b1343e552b6e7fe40ea993fbd8043260a2ad7ae
Manifest145eedaec0d2aacb13bd003e54dc1bec891ffde7f5946f52442f4b3ca2355262

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
SignaturefVUQHQZvV9hbTmldH3LUTCP8fhbjnbxD2QWD8KDNfbLtFF1BBp7wOkSjrjr7IkDdFNK90Pz4HKkaV0A42as/CA==
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

2026-09-17T10:08:51.306263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077240
observed 0e1049635395e092467e4e351b1343e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:51.285132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077240/manifest.json
observed 145eedaec0d2aacb13bd003e54dc1bec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:51.263937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077240/publication.md
observed 535e2e762d07b4cbd7473651ae398753...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:51.245334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077240/publication.txt
observed 87565c62fc324a34e3afe77fa76ac461...
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.