OpenTechnical

OT-2026-000044702

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down

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-2026-000044702) never changes.

Identity and time

Publication numberOT-2026-000044702 · never reused
Internal UUID01a0ae7c-39da-71e6-8ae4-62de23d335e4 · 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-2026-000044702
StatusPUBLIC

Content hashes

Canonical text70ff6bde4edf85baf6abf2af0833560202d1abd13b3443b07d17f9ffd2da4bea
Markdownb9b507118242b19c58a3016f8b57db601079eccdb237eff41ddf4dd536cb902a
PDF
Publication pageffba8a549fe06b2767a3036e4dbea2e9ae33283152b6c022230bc27f729c44ff
Manifest06c25ea49481a2d1fb767e18840a8fba8bd3fd38c568a477dfd36068913e27e3

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
SignatureogF0Rb19jCs7hUlBgM6eRR8JhFbud5JcxnPyzkHcxJ6FwjThnG6NkvLOUT/EbvYeGaSYtcAf+88CIushrOM2AQ==
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

2026-09-17T11:11:57.758780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044702
observed ffba8a549fe06b2767a3036e4dbea2e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.738268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044702/manifest.json
observed 06c25ea49481a2d1fb767e18840a8fba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.718837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044702/publication.md
observed b9b507118242b19c58a3016f8b57db60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.699130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044702/publication.txt
observed 70ff6bde4edf85baf6abf2af08335602...
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.