OpenTechnical

OT-2026-000026270

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold 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-2026-000026270) never changes.

Identity and time

Publication numberOT-2026-000026270 · never reused
Internal UUID01a0ae71-f4a6-706b-9fa1-d4949257628d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026270
StatusPUBLIC

Content hashes

Canonical textde55050f9dd7d75a4556746434006e9f2c4237a7d05a4f15b217ccc37135db7c
Markdown4dc9d1cd72fe4602dcd608e96edd0fc84b4a6b936e03b6ea68077a1706f5d423
PDF
Publication pageba6bb0f8f5972ae83eb439eeedb43884d0a991f2b7ab2d50dc4a3293a1d10cc3
Manifest7932bd0e94f3882218563c671906d057315297285d5ac351105381b5cce03d84

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
Signature1yu+oRkkmEy5JdhZ5QDdM/YRdZDZrW6mt2o6RfNmLFsFla2bbW2mF1rGzwtCdNeUyUOI+y1VEcRXAwcP+ecQCw==
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

2026-09-17T11:44:12.944714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026270
observed ba6bb0f8f5972ae83eb439eeedb43884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:12.928582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026270/manifest.json
observed 7932bd0e94f3882218563c671906d057...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:12.913136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026270/publication.md
observed 4dc9d1cd72fe4602dcd608e96edd0fc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:12.896234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026270/publication.txt
observed de55050f9dd7d75a4556746434006e9f...
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.