OpenTechnical

OT-2026-000064793

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000064793) never changes.

Identity and time

Publication numberOT-2026-000064793 · never reused
Internal UUID01a0ae8d-debb-72c4-9e39-f8597372bccf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064793
StatusPUBLIC

Content hashes

Canonical textb659c4b61bb2791a3c7657408d33ec999db57e314245c9e231c4d836bc07c68c
Markdowne027748f22a8019660df783b9ee95e1f49c93eb3544b04ba6f0c1641b4512dde
PDF
Publication page7853af7446668887b461b7d56c09557bbe2e30aeeae3b388aae9d9770ae8907b
Manifest84acc935dbbb2cf913cc4cb0be845e23c7bd93e9226b5210989865786937e174

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
SignatureO4NSFDhBjRvT09KZXgcsGiQkq761eQXL6C3JqOZgSfbDV7Qs4J9/JwwpMjcilYX4i0vdXGSAObeyB3ZUVaphBQ==
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

2026-09-17T10:35:41.546473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064793
observed 7853af7446668887b461b7d56c09557b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.529851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064793/manifest.json
observed 84acc935dbbb2cf913cc4cb0be845e23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.512440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064793/publication.md
observed e027748f22a8019660df783b9ee95e1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.494194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064793/publication.txt
observed b659c4b61bb2791a3c7657408d33ec99...
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.