OpenTechnical

OT-2026-000084685

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000084685) never changes.

Identity and time

Publication numberOT-2026-000084685 · never reused
Internal UUID01a0ae98-e25c-7170-9a26-9682f683c5b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084685
StatusPUBLIC

Content hashes

Canonical textdfe53bb688cfa48ab55c874de4dd898bd7f00c74b10ce232258d4d6dcb85b2a8
Markdown69d49b01479a14a63f9da939de225ef2dc05c9b6038af793d43d616c4ba5c02f
PDF
Publication paged10789bba214a3698e031954958a8eccc0bdb1eb8318005b2adb517cb93a2ce0
Manifest90c0bd9935f23e097865a707ef0abf9f9e1055c76be14bb93be0d4c7f996689e

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
SignatureULrckdf8zTfqASp3A0fBPStw+9ZgdI+jkX94+xeuZyL7BYScxVAGU0aUmFuRDW2VlRAqP3xdIQTcfej0foSzDw==
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

2026-09-17T09:55:36.787390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084685
observed d10789bba214a3698e031954958a8ecc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.769704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084685/manifest.json
observed 90c0bd9935f23e097865a707ef0abf9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.745479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084685/publication.md
observed 69d49b01479a14a63f9da939de225ef2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.719741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084685/publication.txt
observed dfe53bb688cfa48ab55c874de4dd898b...
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.