OpenTechnical

OT-2026-000007332

Publication integrity record

Vacuum cup gripper, per zone isolation, four outlet manifold, pump fed, silicone cups, flat form

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-2026-000007332) never changes.

Identity and time

Publication numberOT-2026-000007332 · never reused
Internal UUID01a0a97a-fe88-7080-b0da-6ec9a945f09d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:10:05.197247Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007332
StatusPUBLIC

Content hashes

Canonical text4c779ad6e451300ee5a1b8c9f284459af61bf1cdb92f65673f0806a2b657b843
Markdowna9d4e8ae9eca690c8c71e795de596993f928d918eef230995c7e344d630be0aa
PDF
Publication page698c58643402eb4a89da664b4c452cd0e284953ad47eb450ef8466d8adc3ed4a
Manifest3c7ed748b513e81be3bc8190acf5472e5db7b0e9ef1f8116b1431f36a2a53ccc

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
Signature4jO5tlMw/p+NMIzqW2M08by+4N/Ex39/SRPclkqFTtqnZtjdMY3k0Yye+lkF0lrNFeIxITPsFWX8bB6xFZy2DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:11.250310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007332
observed 698c58643402eb4a89da664b4c452cd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:11.235932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007332/manifest.json
observed 3c7ed748b513e81be3bc8190acf5472e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:11.222840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007332/publication.md
observed a9d4e8ae9eca690c8c71e795de596993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:11.209596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007332/publication.txt
observed 4c779ad6e451300ee5a1b8c9f284459a...
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.