OpenTechnical

OT-2026-000088895

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000088895) never changes.

Identity and time

Publication numberOT-2026-000088895 · never reused
Internal UUID01a0ae9b-8f11-7583-b11c-4dfb818099fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088895
StatusPUBLIC

Content hashes

Canonical text077c79a0fea391deb52d2e60119c2316c146d14f78c2e04e837a7e12c7485b47
Markdown1edca8fe85848aac9bb7c31083658f7f5a08316fdeb36f03ffb3850f9ce6f389
PDF
Publication page6e6a5a6306a7f06fc40a84c5a08484b12c8cdc0d362528cf24f839e09f86902c
Manifest5d493495a79761bc8a86666f5d45f0f8f13060ead664391492744806b4dfd313

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
SignatureO7VieSoTL87Q6AOuWyzebcpCH0BhsKZomsDp45IacVCsBegqSrkH8Hwbs+OJdFFBYlJXqGx04l7SfA8uxvptCA==
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

2026-09-17T09:48:17.804772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088895
observed 6e6a5a6306a7f06fc40a84c5a08484b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:17.785049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088895/manifest.json
observed 5d493495a79761bc8a86666f5d45f0f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:17.767101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088895/publication.md
observed 1edca8fe85848aac9bb7c31083658f7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:17.748089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088895/publication.txt
observed 077c79a0fea391deb52d2e60119c2316...
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.