OpenTechnical

OT-2026-000044044

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000044044) never changes.

Identity and time

Publication numberOT-2026-000044044 · never reused
Internal UUID01a0ae7b-d679-7d6e-bfd0-b08d5efb0970 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044044
StatusPUBLIC

Content hashes

Canonical text1f11950af17d158649567a95f8aec44a3106078f0460c7a79255166cc4a286a8
Markdown622dbb0fd050903846a4123172eae9bcceeb557bdffe687b1de2564aaf5eea95
PDF
Publication page09af6a5b99105562366ac8e2b236cc5f688e47e4bfbc41bd9bf14f8a82a83530
Manifest04436b0cf7af90b08ed7fd4dda26d7da6272cf8898c015440a80c77289c7ceb7

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
Signature4dFEOFJ1eiwW8D4JTqzWhl0dVKputfzsiAxkf1iggyP7lzqECidM2XZVUu5Mm0rk/+fzjp2w44Ir1H8T3sPxCQ==
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

2026-09-17T11:12:26.159606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044044
observed 09af6a5b99105562366ac8e2b236cc5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:26.141137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044044/manifest.json
observed 04436b0cf7af90b08ed7fd4dda26d7da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:26.124357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044044/publication.md
observed 622dbb0fd050903846a4123172eae9bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:26.103714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044044/publication.txt
observed 1f11950af17d158649567a95f8aec44a...
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.