OpenTechnical

OT-2026-000044729

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000044729) never changes.

Identity and time

Publication numberOT-2026-000044729 · never reused
Internal UUID01a0ae7c-39db-7332-a1df-0f31f206bec5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044729
StatusPUBLIC

Content hashes

Canonical textd9754614eba4e3fea5e2467de6f370b34a7a36c4aafa0528210e28f7182eb8af
Markdownd16948590ed48e2b60702efc1ea7177725173bbe78405da972356be32403253c
PDF
Publication paged266c6f371c54a65505bc4105b10730ee68b2429ef38983cb97a546baa0c9e96
Manifest3c4829261a9a99a9f132daf61ebcf1f732a83aca0afe897b2f67dd09c43f9871

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
SignatureCUDcw4d0ShoYV0Ccqhaw9jG9s+cTaffChoLleGEkxHZmIlwAMtN7eVN92Es9wx6BHI+g7YMKkJNkZvpr9QmVBA==
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

2026-09-17T11:11:59.917497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044729
observed d266c6f371c54a65505bc4105b10730e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:59.899330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044729/manifest.json
observed 3c4829261a9a99a9f132daf61ebcf1f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:59.882599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044729/publication.md
observed d16948590ed48e2b60702efc1ea71777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:59.862360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044729/publication.txt
observed d9754614eba4e3fea5e2467de6f370b3...
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.