OpenTechnical

OT-2026-000063940

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000063940) never changes.

Identity and time

Publication numberOT-2026-000063940 · never reused
Internal UUID01a0ae8d-53bb-7e08-b828-6aa5c0bb924b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063940
StatusPUBLIC

Content hashes

Canonical texta12aa04fa5fc6e623256a4a0cbdaaf45a032f15640c112ebfc9443c84ff4adbc
Markdowneccc1ec3a5344675d27c5204f6a8035e253c2e8c1b9e9955bda188f71b1644c5
PDF
Publication page33cb9d7fbf8e9583fdeee2a4b6a6e3e7e7a1e8dd98d57e38133948a2ce74844d
Manifestda7d4a23a2a98f5610c39fc588c7ca85d3001baca375e026edbdeae9dd037fce

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
Signature4x5qy640n/oJDlL9MeO+mYCt0fmGRkZrX5rP5qmfpIgB9I541/ZsUeHADhepXWC33UYnCzfBlfjmlQK7AAmQBg==
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

2026-09-17T10:36:59.797596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063940
observed 33cb9d7fbf8e9583fdeee2a4b6a6e3e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:59.777926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063940/manifest.json
observed da7d4a23a2a98f5610c39fc588c7ca85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:59.757817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063940/publication.md
observed eccc1ec3a5344675d27c5204f6a8035e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:59.738953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063940/publication.txt
observed a12aa04fa5fc6e623256a4a0cbdaaf45...
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.