OpenTechnical

OT-2026-000082226

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000082226) never changes.

Identity and time

Publication numberOT-2026-000082226 · never reused
Internal UUID01a0ae97-4d94-74c7-8bde-72e853c68a8d · 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-2026-000082226
StatusPUBLIC

Content hashes

Canonical text7760cbb07034438ef7e8e73059ea5ef16ccb65fe35c1f34c212ce55c367938f5
Markdowned41c2ddcf171204fdc9e539fc50109063f74e5b8b5333d4353c142da077fb34
PDF
Publication page105f100cf1cbca61d048b6f725cb9b30078fc17af6a30fa0fa53ee3edf26bc6b
Manifest8d5858e52cc09007c4fbe80d0654908bbe78e1427d5714057a122aee3be7d5f7

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
Signaturewk3qIaKRDG24WxHFoLgS5tzFAMYGZqPmiV1BHtZoqdv3RZ2xIsttemlypTYqiS/J99tC5Z2u8cy6EDo8ikYaAA==
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

2026-09-17T09:59:04.052630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082226
observed 105f100cf1cbca61d048b6f725cb9b30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.036664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082226/manifest.json
observed 8d5858e52cc09007c4fbe80d0654908b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.019365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082226/publication.md
observed ed41c2ddcf171204fdc9e539fc501090...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.003671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082226/publication.txt
observed 7760cbb07034438ef7e8e73059ea5ef1...
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.