OpenTechnical

OT-2026-000045872

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000045872) never changes.

Identity and time

Publication numberOT-2026-000045872 · never reused
Internal UUID01a0ae7d-8f06-7d74-a6ed-581cafb00952 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045872
StatusPUBLIC

Content hashes

Canonical text2e7e7c4b0c64eb1bb751eff36448bcb661b3274618511a6c6a039db0a0b5dcdf
Markdownc1b118e36975feb45c2054ad974f934fa3a269a8a6d71d943856c24bd2fab4ab
PDF
Publication pageccf85a8a24fd5b1d0f324c93b455fc2a4e0c54edc83516e228d3714e4bd9fc4b
Manifest78750fa513457400abf590f218aafc794d5528913e3996c1a80af48988bd799e

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
SignatureaycnANUJK8IDj0sZlK0ZPWUFW6hNXEwilxQKa5y4sBjLT+WFPjWrcWqaTtBSEzcdPAaIwI7tdAVgq/XpTU6OCQ==
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

2026-09-17T11:09:45.592462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045872
observed ccf85a8a24fd5b1d0f324c93b455fc2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.573907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045872/manifest.json
observed 78750fa513457400abf590f218aafc79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.554481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045872/publication.md
observed c1b118e36975feb45c2054ad974f934f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.535774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045872/publication.txt
observed 2e7e7c4b0c64eb1bb751eff36448bcb6...
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.