OpenTechnical

OT-2026-000025282

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000025282) never changes.

Identity and time

Publication numberOT-2026-000025282 · never reused
Internal UUID01a0ae71-5fa6-70fd-a6d7-b099015d20ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025282
StatusPUBLIC

Content hashes

Canonical text0d623baed805f59b9808cdfe746202813233d94faf535f47c40d2ee136c75883
Markdown5a3d6a5da8adb4f3fb6596e9a29d38021e6892200745a90bca654bc1ad462363
PDF
Publication page3a33f9f4110f45caf73a6509fdd1d51e581c3cf3afe27db832d9ed82d9a37a55
Manifestc4c4839b4c17238a017bcf962d477bbdf3f30f4c363d50c37e716bbffb311937

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
SignatureYJ0cABpP2XRUfUgJAJUXLiuXYIMPHeWP2vT/fq/5qiTkn8eXsCfKTYAxWTZpHqCXS9a+1EUeih4w5OT7fgTmAg==
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

2026-09-17T11:47:17.602281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025282
observed 3a33f9f4110f45caf73a6509fdd1d51e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:17.585280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025282/manifest.json
observed c4c4839b4c17238a017bcf962d477bbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:17.567170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025282/publication.md
observed 5a3d6a5da8adb4f3fb6596e9a29d3802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:17.549958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025282/publication.txt
observed 0d623baed805f59b9808cdfe74620281...
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.