OpenTechnical

OT-2026-000039922

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000039922) never changes.

Identity and time

Publication numberOT-2026-000039922 · never reused
Internal UUID01a0ae78-d8d7-7dea-854b-c563455f2ced · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039922
StatusPUBLIC

Content hashes

Canonical text9775b429c100af3f1b009d674803117ee2b60d8f37ff70c5b303f4ce84d0bd7b
Markdownc1f826da0e7eb9c08f20780b67df241fb66d74f4405db623e8a142b03f45b945
PDF
Publication page7aea17347c6cb804947342ef32c2fbf24c69c88d03d4617c0bbe587aa9940c85
Manifestd447c5e7a18e196a65feb0d12c35affe9f7f7cdc0a2e54e5eb1b03883f28707d

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
Signaturekqpsp0W5AqfKmH8bX86DsgpoQNwXd+uaTebqNoNzQSx2x7YFhI3i/+F6DETDXzU+PQksOqGJNAO014gd6S57Cg==
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

2026-09-17T11:20:13.192008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039922
observed 7aea17347c6cb804947342ef32c2fbf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.173292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039922/manifest.json
observed d447c5e7a18e196a65feb0d12c35affe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.155128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039922/publication.md
observed c1f826da0e7eb9c08f20780b67df241f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.136978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039922/publication.txt
observed 9775b429c100af3f1b009d674803117e...
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.