OpenTechnical

OT-2026-000069084

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000069084) never changes.

Identity and time

Publication numberOT-2026-000069084 · never reused
Internal UUID01a0ae90-6dce-7de0-b335-5c47df925073 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069084
StatusPUBLIC

Content hashes

Canonical text11f1e032353907fef4ea6a4960ab4a6b445141d406d29c3ca19e8a5573e19512
Markdownffbd60235ff85aaefee50da0f97239cf46f39449ec1f031eb54350ebfc22b3b4
PDF
Publication pagebe9725f96827e129b50ee5b9718ba6b867a77d2748632d24c04b277a8db05171
Manifestf410d13424eca9df25d4731536c46812fa3206fb8475904ae4fa414cbce508cc

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
SignaturemFLEexmSV0wVcTmYEs8B/6BCSQIztcNe3W3LyQIzuLML4DAzik+zWNItmBWDldMMdonfs/x7HOQ838v+o09UAg==
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

2026-09-17T10:28:57.157537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069084
observed be9725f96827e129b50ee5b9718ba6b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:57.140107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069084/manifest.json
observed f410d13424eca9df25d4731536c46812...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:57.122401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069084/publication.md
observed ffbd60235ff85aaefee50da0f97239cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:57.105704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069084/publication.txt
observed 11f1e032353907fef4ea6a4960ab4a6b...
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.