OpenTechnical

OT-2026-000082288

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000082288) never changes.

Identity and time

Publication numberOT-2026-000082288 · never reused
Internal UUID01a0ae97-4d94-7044-a7a7-0190dfb0d0ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082288
StatusPUBLIC

Content hashes

Canonical texte9c301a4f26874d1c1e67c9163bda55276fb14c859158d348a4c6fac18df7209
Markdowna7b48fdcbf9cfd561543c6515f8200b22a53a0e3d7a8efe0e52956b755cfaefa
PDF
Publication pagedb8824a9b649ce1fea5b1d6dab8adef70924e719fc7e68bb5c4c37d24d6ee512
Manifestdbd21aafaf1077da370527c4844f4bc2dad064ca4e47d1aa8c431117804124ce

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
SignatureOVIamgBm4A/Z5HEFLQ8FU8uxNObh/Mwd41kCrcRv+09VpSomcHrq0FYwWwIm9BbKMMDGx0KvdleBDLsNd0NqBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:08.823497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082288
observed db8824a9b649ce1fea5b1d6dab8adef7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:08.806497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082288/manifest.json
observed dbd21aafaf1077da370527c4844f4bc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:08.790164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082288/publication.md
observed a7b48fdcbf9cfd561543c6515f8200b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:08.773523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082288/publication.txt
observed e9c301a4f26874d1c1e67c9163bda552...
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.