OpenTechnical

OT-2026-000098115

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000098115) never changes.

Identity and time

Publication numberOT-2026-000098115 · never reused
Internal UUID01a0aea1-e963-76c3-b8c2-f9b8dd88999d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098115
StatusPUBLIC

Content hashes

Canonical text98566176bbd61b2871256bdeadb9ee15cfbff856c4a6dd8ea2dc1e495f90d6e9
Markdown0e060d23dbdd526a38af9e5baa46b9ef06e49a8a2c50e8f44cad4ef1b0b1aa9c
PDF
Publication page02d6187fe89e9a03925b7f6ac1a582834c812b45a5505170e66a6f7ff1a46771
Manifest77288136e949f2d232350a08ea39660c6e55acba6a775f3d0d49c27ab9013bf2

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
SignaturePWmHpBjxWuXiUhm4gqM96R8SU1F1hYd+J8TfhYHQjyjLbJuTQHEPjg/s/3j8QiolG14mmk8oOAvhOmV/U/RGAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:15.344927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098115
observed 02d6187fe89e9a03925b7f6ac1a58283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:15.327622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098115/manifest.json
observed 77288136e949f2d232350a08ea39660c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:15.311193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098115/publication.md
observed 0e060d23dbdd526a38af9e5baa46b9ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:15.292667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098115/publication.txt
observed 98566176bbd61b2871256bdeadb9ee15...
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.