OpenTechnical

OT-2026-000074392

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000074392) never changes.

Identity and time

Publication numberOT-2026-000074392 · never reused
Internal UUID01a0ae93-7179-7eff-9e1f-fe5c69e8a064 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074392
StatusPUBLIC

Content hashes

Canonical textec07597b8639d3c5603ee3ccf7aad0b203e58e0cc99108b68d9cc71d4dc44d13
Markdowndaf15fa7cd61a1e001ff87d02750586fab28fac9209b21811e982b97b499cbbf
PDF
Publication page7a5fdb138c02235e6a965e95dad6d28b52453988ad68d3a6213d106d8605ef65
Manifest2c5dc3929ea88392a104861f384cb2c10fb753aa998c4cb49b597c234d3c682c

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
Signaturet9HXBCC8TOgRr6HkKuxx3zzex1gHFqgGBIg0LEdtajO2FRZC+uAGfM1/RvGgYfFvH9JXEJCyQi3IpPlYMgqwCg==
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

2026-09-17T10:19:19.725192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074392
observed 7a5fdb138c02235e6a965e95dad6d28b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:19.707471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074392/manifest.json
observed 2c5dc3929ea88392a104861f384cb2c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:19.688913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074392/publication.md
observed daf15fa7cd61a1e001ff87d02750586f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:19.671149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074392/publication.txt
observed ec07597b8639d3c5603ee3ccf7aad0b2...
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.