OpenTechnical

OT-2026-000045737

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000045737) never changes.

Identity and time

Publication numberOT-2026-000045737 · never reused
Internal UUID01a0ae7d-8f04-7d02-8f59-05efb2772fbe · 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-2026-000045737
StatusPUBLIC

Content hashes

Canonical textd21756674ddd260bfb37b36d305b89c2e667d3f3861c07b0795825557273da77
Markdownc3c41269ebaf10bf5de1d6484c6d734a67ba7658c986ff38ca1be571498480ad
PDF
Publication pagea490055687dbe4cff874c04bc6545ebefae49ceb491a38a3831e6ee767af891e
Manifest62a034ece58677307be6199c58c47626ef7ccbd0100807e94b600d7ea3ca53b8

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
SignatureNYFIAg5cccpJlYWMCo1y5/BHdfWrUpN4pJlyqRf52QlRa/CbYC3PtkCM+f1FdZwnqRVIeIU5BWlfWiJkdquwBQ==
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

2026-09-17T11:09:33.330048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045737
observed a490055687dbe4cff874c04bc6545ebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.313698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045737/manifest.json
observed 62a034ece58677307be6199c58c47626...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.294856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045737/publication.md
observed c3c41269ebaf10bf5de1d6484c6d734a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.276079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045737/publication.txt
observed d21756674ddd260bfb37b36d305b89c2...
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.