OpenTechnical

OT-2026-000046440

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000046440) never changes.

Identity and time

Publication numberOT-2026-000046440 · never reused
Internal UUID01a0ae7e-57dc-736c-a849-01ac24907fec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046440
StatusPUBLIC

Content hashes

Canonical text0a0803e9943bbb6d0d0043c9c0839aa511068a957d1b25b32255d4354d8cbc74
Markdownb79e793a79bf30a569def84fac2799f0156e38ba22cfa9de415f6f0d05b48b60
PDF
Publication page44d71bad9be7f6dfd5415a9bff752bf9cd78d0ccf8626e7916aceba67e05fd1f
Manifest2ef9f4b67dde31535736021ac736d7e9405cf483249caff8da7416bf6823fc71

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
SignatureKKVyqjE9+Uhlp79cRUawKV6942kkIUKuUQYLE2ye70VypxHFtjfCJhfbBNjMpYbIa8gFwerPRsUH6pHQEC5QAg==
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

2026-09-17T11:08:27.536383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046440
observed 44d71bad9be7f6dfd5415a9bff752bf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:27.517763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046440/manifest.json
observed 2ef9f4b67dde31535736021ac736d7e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:27.497844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046440/publication.md
observed b79e793a79bf30a569def84fac2799f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:27.477205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046440/publication.txt
observed 0a0803e9943bbb6d0d0043c9c0839aa5...
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.