OpenTechnical

OT-2026-000035031

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed 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-2026-000035031) never changes.

Identity and time

Publication numberOT-2026-000035031 · never reused
Internal UUID01a0ae76-6a1c-7070-bda1-5bec07c8817f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035031
StatusPUBLIC

Content hashes

Canonical texta745421e48e4af25c6a4c31314dd5b4e41d1bf7c459918ac5eca61255b316b46
Markdownd8b5bce3d6eae799d6ea9ec1b1e95294ece5f75b465359c1b3180692cc7d209e
PDF
Publication page85041f9257b274784b43eb83446ba77c7dfe24110c602ec58f613a95cb8f9d90
Manifest8f3515e0b20f9620ab15297c592db411b96e5f73c8920297abff826801cf072d

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
Signature7lvJIweaYOghps+syH+unO4uDOGGNolFHYxudJtW3yYIKjSBEYmCGSTUIP8tsG/6cTFF2mktTeah+X4KV49UCA==
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

2026-09-17T11:28:04.988488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035031
observed 85041f9257b274784b43eb83446ba77c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.969103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035031/manifest.json
observed 8f3515e0b20f9620ab15297c592db411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.947453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035031/publication.md
observed d8b5bce3d6eae799d6ea9ec1b1e95294...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.928166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035031/publication.txt
observed a745421e48e4af25c6a4c31314dd5b4e...
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.