OpenTechnical

OT-2026-000025209

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000025209) never changes.

Identity and time

Publication numberOT-2026-000025209 · never reused
Internal UUID01a0ae71-5fa6-70fa-8c91-ba5e58f68a31 · 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-2026-000025209
StatusPUBLIC

Content hashes

Canonical texte7b4f6cb40611e2b74cc4178648436f55853888f8f4e29c59850a7caf27b297c
Markdown8e47ed80e4eb1cd8caa871b081c8de7beb2f782fea71c113d125d0a1c12aae69
PDF
Publication pagef60b6a3ce351ebed8667a3147d56a96257512372dddef6976df8444ada05ddb3
Manifestd2d95e8ff4807532b8c7bcb062ba659d15e7b60a2c6057d32561daf8e4fb7d53

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
Signature+j0ugwriYLqoD6MVTnAhpJvjtTBVYlOSeeVbubmg9ufhcq9u5MOxWOHuelm5q+MypP98yU2D5no2x1Q/e2zCDw==
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

2026-09-17T11:47:12.305504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025209
observed f60b6a3ce351ebed8667a3147d56a962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:12.287976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025209/manifest.json
observed d2d95e8ff4807532b8c7bcb062ba659d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:12.269160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025209/publication.md
observed 8e47ed80e4eb1cd8caa871b081c8de7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:12.246693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025209/publication.txt
observed e7b4f6cb40611e2b74cc4178648436f5...
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.