OpenTechnical

OT-2026-000030427

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000030427) never changes.

Identity and time

Publication numberOT-2026-000030427 · never reused
Internal UUID01a0ae73-e503-790a-af91-2cb71660a53d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030427
StatusPUBLIC

Content hashes

Canonical text343a4bfaed230baa3c2b10257691749641a53278a0ce8f9598cdd47bcc9f8cb3
Markdown305cbcdb1bf150d35adfc74ecd693a654481ffd066d63398a8dbf163e9156c70
PDF
Publication pagec3823200cf91d1fcd27fc4da369974e3c92be9f177d133381120fcf3dc1e65b3
Manifeste40fb29ef638ca0f17beeb22f5ccaf5415c13c9f50c71cdf0891bb2539813244

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
SignatureEfidt36YAwEHIiXMcbwDjoZLU+8DpgAm1QOlhaSVQDNaD9Gh7eIsHGuVSG+ZlELL85uDgX5RedM/P+F2y7y9Aw==
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

2026-09-17T11:38:09.818452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030427
observed c3823200cf91d1fcd27fc4da369974e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:09.801654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030427/manifest.json
observed e40fb29ef638ca0f17beeb22f5ccaf54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:09.784746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030427/publication.md
observed 305cbcdb1bf150d35adfc74ecd693a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:09.766982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030427/publication.txt
observed 343a4bfaed230baa3c2b102576917496...
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.