OpenTechnical

OT-2026-000068615

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000068615) never changes.

Identity and time

Publication numberOT-2026-000068615 · never reused
Internal UUID01a0ae90-2482-715d-8092-40d46ca9fe00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068615
StatusPUBLIC

Content hashes

Canonical text5116aaff574571da8701b70cb0ce0062523a8c669dec487a5b2a1a2d7455c3d8
Markdown9742df5fefca84573cf044d6baceb529bbdc79df1fcaa8aa8d063f6c1f20eec6
PDF
Publication page3f369eb8a839bc91a6c820cb1991c7619d87ad5f2451ab5fd1e72115426d800b
Manifest1ee47bf44f7715560fe4d703eb313ad0e7afed3eaf874227f15fd87d0794081d

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
SignatureC+y6MXIKURGSjHRKiiNs0hJG4vOsir+Yc3GNzJibaMzxD4BQBZ8MQ9blIbeg8UY5lTthm03y+k6m3kutLXeyAQ==
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

2026-09-17T10:29:47.970017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068615
observed 3f369eb8a839bc91a6c820cb1991c761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.951709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068615/manifest.json
observed 1ee47bf44f7715560fe4d703eb313ad0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.934225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068615/publication.md
observed 9742df5fefca84573cf044d6baceb529...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.917526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068615/publication.txt
observed 5116aaff574571da8701b70cb0ce0062...
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.