OpenTechnical

OT-2026-000095528

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, pressure sensor per zone, sustained 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-2026-000095528) never changes.

Identity and time

Publication numberOT-2026-000095528 · never reused
Internal UUID01a0ae9f-8f74-7f47-aa3f-c9511fa27998 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095528
StatusPUBLIC

Content hashes

Canonical text5f2923bd520b88d8a9e93aa77d8ef28125deb889ecc85fdb7c6e175cf86667c4
Markdown89dd31cf4e82993a66f79eeefeb148ae60aad4a1ee7350f3087b5262c119412e
PDF
Publication page6f02d539f9f79bbff84ed4964fb02fc327f85089b34b1dae63db2b50f118e0f6
Manifest256769cd8f2b915017b7eae5e1ffbefb2bbf40045e2ffba0d041751025e76e7b

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
SignaturejFScm6XZpEi/nLZlMhSJYP5L4/C7/l1bLYbKvXhejjjNA6xdIjjQJmuedKJf25Qir5CV2w+mydGQn+ku5izlBg==
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

2026-09-17T09:36:56.293803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095528
observed 6f02d539f9f79bbff84ed4964fb02fc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.278359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095528/manifest.json
observed 256769cd8f2b915017b7eae5e1ffbefb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.263089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095528/publication.md
observed 89dd31cf4e82993a66f79eeefeb148ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.247803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095528/publication.txt
observed 5f2923bd520b88d8a9e93aa77d8ef281...
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.