OpenTechnical

OT-2026-000042327

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000042327) never changes.

Identity and time

Publication numberOT-2026-000042327 · never reused
Internal UUID01a0ae7a-5d74-7783-bde2-bbc3b444d1ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042327
StatusPUBLIC

Content hashes

Canonical text51a9010cdd4be4b6894c004be46d07968c7f6fd8ea19c70eaff60a4be001a02a
Markdown619150ed77ef345573f8ca660141bdc511f3022b5f16f51a0ea52a2a6fad6e5e
PDF
Publication pageae116122f1cc77377172ddccc6eb9f03634477fd988c14948111acf9117957c9
Manifest17c7fe32223d3beb10ecefef5a62e4a8b62f63f043797e331d3210b5be149b4a

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
Signaturew2ZbzyA3NoXLx/YTWvJTE9jBAIr4IhApFXLNp1nrDdntuH7JdiXGjsn8mpx2r0ht+kwWIT+ysogVuLMRrSXdDg==
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

2026-09-17T11:16:01.937473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042327
observed ae116122f1cc77377172ddccc6eb9f03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:01.919488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042327/manifest.json
observed 17c7fe32223d3beb10ecefef5a62e4a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:01.901089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042327/publication.md
observed 619150ed77ef345573f8ca660141bdc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:01.884936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042327/publication.txt
observed 51a9010cdd4be4b6894c004be46d0796...
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.