OpenTechnical

OT-2026-000027777

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000027777) never changes.

Identity and time

Publication numberOT-2026-000027777 · never reused
Internal UUID01a0ae72-a4a4-7786-bf8a-4c4ff9c042f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027777
StatusPUBLIC

Content hashes

Canonical text1d71d39ea10a42f751ef8414baeffafc7f29a2d13b1f8741b29ee0871c0154d6
Markdown7f9566ea9112675b5ccfe479cf6a2f0e2f61c0b5f6cff08ed6f785110e0a85ae
PDF
Publication page34fed3195256773db26222fa67e9c7e5eaf3d44c1310b185c2d984d8ad8c4330
Manifest18efbf8e3416788d221c696c03bbf491b2d2c7f9073890260650e4a0e2eb43bd

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
SignaturehhUKom7v6Qd91i/EVk4LkLjLlkZgwCnV4YY/VS0SSrhceYypFaYUZOrzVSgdxi8ed2lnGW0kxYLtpm4AB7S1CQ==
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

2026-09-17T11:41:46.847853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027777
observed 34fed3195256773db26222fa67e9c7e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:46.830058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027777/manifest.json
observed 18efbf8e3416788d221c696c03bbf491...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:46.811993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027777/publication.md
observed 7f9566ea9112675b5ccfe479cf6a2f0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:46.790076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027777/publication.txt
observed 1d71d39ea10a42f751ef8414baeffafc...
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.