OpenTechnical

OT-2026-000023032

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000023032) never changes.

Identity and time

Publication numberOT-2026-000023032 · never reused
Internal UUID01a0ae70-46ec-72de-af2d-061038885e4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023032
StatusPUBLIC

Content hashes

Canonical text3045a2c90b9b020b175d8ad71635023478a07b045ed05847d68751809154580d
Markdown4c3669da7f60f19225f48a59ab51d2a534705d962169da1f67f1fc6d25ae2d82
PDF
Publication pagec00423cbe1beb5f34cf91c22bff24af1deeaa1c2c5a736706a7dd6adea5e7fa2
Manifest1bad8519e2079fe09ba396d339c26717e29f531e524f859fad0badb21e301ea1

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
SignatureMMl0AYy0/FxPUF2rkZT63f9WmVi8PwyIL/LgZEb3GmgxudcZqNA4u8r6vwber1eciqF8IzeuLhdlEoQML1GtBw==
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

2026-09-17T11:52:38.098304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023032
observed c00423cbe1beb5f34cf91c22bff24af1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.078718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023032/manifest.json
observed 1bad8519e2079fe09ba396d339c26717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.060957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023032/publication.md
observed 4c3669da7f60f19225f48a59ab51d2a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.041719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023032/publication.txt
observed 3045a2c90b9b020b175d8ad716350234...
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.