OpenTechnical

OT-2026-000069006

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000069006) never changes.

Identity and time

Publication numberOT-2026-000069006 · never reused
Internal UUID01a0ae90-6dcd-7a72-83b5-767d9a5cf84b · 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-2026-000069006
StatusPUBLIC

Content hashes

Canonical text36ab7821d888d9e2c67e6a7306cc44edb6ad5b5da8630187269f10440687e9d1
Markdowncb8bd327e270a27fc2d502c3bba04a90c7af634145a4406e2e22e83f9e8ea954
PDF
Publication page5c6a725f278c5dc78553dfb4a20dfaf618ed6d56898525a874ae7f4d1881709b
Manifesta3c2492b214d4a58d2b25bc44654148783b7e8ab8559caeab9cd980ccf3103c9

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
SignaturesI4+XNVs2LEfnW9XygFFyM5RJ+IFuMEy+GhwmuXZzTuv4W5ujPEGTpo7vVDLuLcDHvEklkrEWBg1KVRtvtzsCA==
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

2026-09-17T10:28:51.234587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069006
observed 5c6a725f278c5dc78553dfb4a20dfaf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:51.215467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069006/manifest.json
observed a3c2492b214d4a58d2b25bc446541487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:51.195962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069006/publication.md
observed cb8bd327e270a27fc2d502c3bba04a90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:51.179570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069006/publication.txt
observed 36ab7821d888d9e2c67e6a7306cc44ed...
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.