OpenTechnical

OT-2026-000008345

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000008345) never changes.

Identity and time

Publication numberOT-2026-000008345 · never reused
Internal UUID01a0ae6a-e469-77fa-82ef-45aef37a282f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008345
StatusPUBLIC

Content hashes

Canonical textafea231ba7a0066aec7dfad65322ea65393995c1f6347f4979616c91194bebae
Markdownba7c660de8483ddb3d42e9172cc4d26973f0394f9f6187d9b86939d1007a4567
PDF
Publication page1dec23e97543c542772c94ea2d6728ef0f62b7b209ff29f3be8d6b83d0bec097
Manifest10a9ecdab8d20e93bb14c3b8094c8f519511c6eddd454fe73470eb1a499b113a

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
Signaturesyai3Tp3Uu1zabW9KB7qDiZiYOsR9owUsDN0FIqzrhAROKw8S0piQgub1jsgooSKVIHQTTIPxiz5CUmc7HbQBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:09.870617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008345
observed 1dec23e97543c542772c94ea2d6728ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:09.852577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008345/manifest.json
observed 10a9ecdab8d20e93bb14c3b8094c8f51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:09.832947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008345/publication.md
observed ba7c660de8483ddb3d42e9172cc4d269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:09.814230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008345/publication.txt
observed afea231ba7a0066aec7dfad65322ea65...
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.