OpenTechnical

OT-2026-000066468

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000066468) never changes.

Identity and time

Publication numberOT-2026-000066468 · never reused
Internal UUID01a0ae8e-ce40-7de5-996b-622d3fd2cb4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066468
StatusPUBLIC

Content hashes

Canonical text060978d3fdb3ae844d20bfd8f451a59a3b64d502d60c86eb6b2af907cf823ab0
Markdown7c6a76ca143cbdd2835e6e076c208cadedb05a67f3c4f26602d92c03f9b08306
PDF
Publication page6718146f8d94664351cab931c80b99151d2392468a80ab9a8028a392c73fe345
Manifest10a1f025256dfced774f69886e481ea19a181c0f6881cac00dc68115b7aaf359

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
Signaturev0NRaH/AhdFWuc13ab8oWt5ELelwxB2cJ2e/P/dlzB9leuSB49fufsfTn0651/EmxyQ7e07diMt3sPx0Tk2yAQ==
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

2026-09-17T10:32:43.177942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066468
observed 6718146f8d94664351cab931c80b9915...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:43.161271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066468/manifest.json
observed 10a1f025256dfced774f69886e481ea1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:43.143001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066468/publication.md
observed 7c6a76ca143cbdd2835e6e076c208cad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:43.125456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066468/publication.txt
observed 060978d3fdb3ae844d20bfd8f451a59a...
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.