OpenTechnical

OT-2026-000011678

Publication integrity record

Two cup vacuum gripper, two zone face, 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-2026-000011678) never changes.

Identity and time

Publication numberOT-2026-000011678 · never reused
Internal UUID01a0ae6d-1940-72ba-b098-24f6ea619da0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011678
StatusPUBLIC

Content hashes

Canonical textb7267b80e8a5745eea47d8c22cc9ea5b257f18324e53415aa3f182ba5fbdf323
Markdownd9f4ab013c9268c0174e38db3f938509e8f40be4a7b58c149f12020a6b9b0690
PDF
Publication page9218f6104ce0f328cbd4a80635c5d5cf608078e957c7fd937c71d5f6f650a575
Manifest3ccaed8d73add9b0df172cd3757d96499154a8aac887c18c2df444bb91e8c1d6

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
SignaturePywQ9Qnbv63Mx0UaX4x3fewpmlmCKJ0hT87RrUAR2K4lqT6neZ3/WeCe0gFOfKqj6NR/2Ck3YfeSdreOun5ODA==
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

2026-09-17T12:12:16.491258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011678
observed 9218f6104ce0f328cbd4a80635c5d5cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:16.473287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011678/manifest.json
observed 3ccaed8d73add9b0df172cd3757d9649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:16.456222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011678/publication.md
observed d9f4ab013c9268c0174e38db3f938509...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:16.437825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011678/publication.txt
observed b7267b80e8a5745eea47d8c22cc9ea5b...
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.