OpenTechnical

OT-2026-000102545

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102545) never changes.

Identity and time

Publication numberOT-2026-000102545 · never reused
Internal UUID01a0aea4-858a-72de-950a-2744cb11ff63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102545
StatusPUBLIC

Content hashes

Canonical text6103cc2b79f31a86b8015ede0d3eb3eb644b68b8ae022673f0f887e9425ba36d
Markdown938bbbb048bcd7ce819a1814af4d4fdb88a414dd5d69198709296af51897b4b3
PDF
Publication pagec8205260712f88a261bd969f2f4b93838c66a4ef2c26f89bdaf94150e2b59d9f
Manifest9bb28222fafab76b77d0d3105e4b66e97b37dfd792a19b891d2a5b05a332e26c

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
Signature45a0XOzQucgec/P2vn9HLJ1owQ36vlGSaYubRk5lzm52PdD/vUAoA11E5sK8HVtdIIUeKo4TJAvPsu4TIeCOAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:01.371405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102545
observed c8205260712f88a261bd969f2f4b9383...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:01.351295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102545/manifest.json
observed 9bb28222fafab76b77d0d3105e4b66e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:01.333376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102545/publication.md
observed 938bbbb048bcd7ce819a1814af4d4fdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:01.313824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102545/publication.txt
observed 6103cc2b79f31a86b8015ede0d3eb3eb...
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.