OpenTechnical

OT-2026-000080412

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000080412) never changes.

Identity and time

Publication numberOT-2026-000080412 · never reused
Internal UUID01a0ae96-7e78-785a-a9fb-1876b1454abf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080412
StatusPUBLIC

Content hashes

Canonical text95bf6d37e13a29387c306b88bdfa43767abf82528f083777a85ffce3696412a5
Markdown80c5263d865c91bcc51ba7d0c758f38032386ad8a5d7b97ee071f2b863956d74
PDF
Publication pagebb4b2e03391537148c155cd5372562ac2fd3195dab3f6b2468b2f4411f32f001
Manifest0e97ff88c12db28afd7a51e5f76a2cd095879d0bd8484fbd7ec7b75efe1e1287

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
SignaturelqA52VM4ovvZoPq7Okmt90WAoaO0pON2NYVHiKMgW8JfZ4kr3cTJsMYFDWUm6rvXUkYKcuq99evSWGy66aT4Dw==
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

2026-09-17T10:02:54.911895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080412
observed bb4b2e03391537148c155cd5372562ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:54.891808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080412/manifest.json
observed 0e97ff88c12db28afd7a51e5f76a2cd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:54.873493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080412/publication.md
observed 80c5263d865c91bcc51ba7d0c758f380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:54.854887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080412/publication.txt
observed 95bf6d37e13a29387c306b88bdfa4376...
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.