OpenTechnical

OT-2026-000036415

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line 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-2026-000036415) never changes.

Identity and time

Publication numberOT-2026-000036415 · never reused
Internal UUID01a0ae77-01d1-71dc-8bdc-a5549c7a34ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036415
StatusPUBLIC

Content hashes

Canonical text65dc0250e07855ad9269a08eccc486aa68b949f59f45de1465d9ee96f0e8d9ac
Markdown2c5ab3e6aca8dea0d7d171cab826af5bb3b776ec5748599af0e5955556658903
PDF
Publication page25d1ee8317a415ee95b28a6bac3c084891e0ef3a16f5d1ccfa11e2668f059b3b
Manifest479e6f5e8b0790f86196bba7cb52cc39e8f92c758179e37d248777e13634b694

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
Signature6NlLp29V6dsObrhUEh70CWj9aGeIBpHkWKSoCIG+l6VwPnvjBwyEyu3a0pe3FvrGGVGFqAIwAozlLlv4/cguDQ==
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

2026-09-17T11:26:48.287090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036415
observed 25d1ee8317a415ee95b28a6bac3c0848...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:48.270318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036415/manifest.json
observed 479e6f5e8b0790f86196bba7cb52cc39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:48.253254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036415/publication.md
observed 2c5ab3e6aca8dea0d7d171cab826af5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:48.233991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036415/publication.txt
observed 65dc0250e07855ad9269a08eccc486aa...
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.