OpenTechnical

OT-2026-000022594

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000022594) never changes.

Identity and time

Publication numberOT-2026-000022594 · never reused
Internal UUID01a0ae6f-f4ff-7bd5-88e4-fb350e971c27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022594
StatusPUBLIC

Content hashes

Canonical text7f74c9d32f727dc56b45c0b272d5e563e44b12cfc555f01ce1d8a0934bd58064
Markdowndd982f37daed7337d741ebfd8c2220b6169b2122f64f30a06ae84e29f5cea825
PDF
Publication page7ad6baba06ff200522a33ca9f2edf85a776a524dc7240d672b46cfb36b5f6e1a
Manifest8367094fc15f42e733b6fed15b5ae0df6476d536e84fc20b3405c5ca758064c0

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
Signaturex2Fsal1xZ1m76p7xnu4Gs5UdzrU9rWyqtAWpe3C0he102d2o6jdndgkgxhBbeqcyY8qd01irIp6SLgvduFYHAw==
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

2026-09-17T11:54:02.385763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022594
observed 7ad6baba06ff200522a33ca9f2edf85a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.367816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022594/manifest.json
observed 8367094fc15f42e733b6fed15b5ae0df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.351376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022594/publication.md
observed dd982f37daed7337d741ebfd8c2220b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.335274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022594/publication.txt
observed 7f74c9d32f727dc56b45c0b272d5e563...
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.