OpenTechnical

OT-2026-000010511

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000010511) never changes.

Identity and time

Publication numberOT-2026-000010511 · never reused
Internal UUID01a0ae6c-0ee7-7de9-b50d-d3070855d74c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010511
StatusPUBLIC

Content hashes

Canonical text97756e5ef3d6148039ff530c853eb5574b3567316b1f1c5fc21d6d4cf4ed8db2
Markdownd75084c679b9cf690252fea1d3097bd812df5a7bb1b86b29f36864a71356926f
PDF
Publication page0a59b6d14b74567cdf7b9d45fca5d01201e29b645a3de2feb3b8ce56e4b7af59
Manifest492e34d7b6e022786096468c0a183ddcbda4c53875de1e48347097d296c18778

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
Signature7c+nBlWaMdRlgdhrZZZ0KCHEbCp6YZ7HJLgUHeGlaFk+5VnFGC2ZZdikMEVXKdvJeMLnACJbbig+NFI1KRhoAg==
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

2026-09-17T12:14:40.062320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010511
observed 0a59b6d14b74567cdf7b9d45fca5d012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:40.043820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010511/manifest.json
observed 492e34d7b6e022786096468c0a183ddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:40.025609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010511/publication.md
observed d75084c679b9cf690252fea1d3097bd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:40.007398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010511/publication.txt
observed 97756e5ef3d6148039ff530c853eb557...
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.