OpenTechnical

OT-2026-000061183

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump 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-2026-000061183) never changes.

Identity and time

Publication numberOT-2026-000061183 · never reused
Internal UUID01a0ae8b-1380-7365-a939-ffc89a4168be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061183
StatusPUBLIC

Content hashes

Canonical text99d05d92bf11baccfe79ace2d6e11ed0ece670e6be71e1504614b5d95db84fa4
Markdown5ef29f320a7e1e34d7bebd6b64a23f0eec3dc4025b03728c5b6fff4fe625c03f
PDF
Publication page6c13ef0fd1a247d90878bdfa8bc43b7bde41b17dd81de342560542799667a866
Manifest1267c8886093fc77cd370a21cc4e0ce1aa55fdbc60a029dddcd8d740cbaa6136

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
SignatureHdBRb996jTYds0Uor0qv9f/nfdUgvXYmPX34BmC+JlkgdHKQvcDGHxN1HEst4EnA9glCxXF9jPkdIfZ0mwMSCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:34.579965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061183
observed 6c13ef0fd1a247d90878bdfa8bc43b7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:34.560650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061183/manifest.json
observed 1267c8886093fc77cd370a21cc4e0ce1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:34.540565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061183/publication.md
observed 5ef29f320a7e1e34d7bebd6b64a23f0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:34.520697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061183/publication.txt
observed 99d05d92bf11baccfe79ace2d6e11ed0...
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.