OpenTechnical

OT-2026-000071726

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, vented 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-2026-000071726) never changes.

Identity and time

Publication numberOT-2026-000071726 · never reused
Internal UUID01a0ae92-1e91-76c8-85d4-c30400e6a9d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071726
StatusPUBLIC

Content hashes

Canonical text39c787ac94601022c086405e6b3eed39bf1b4715cd5e158add7b29ac05df852c
Markdown4867a8d12c61bc4419330d0472f6f8a3e6c6e8c129be51294cc8c851b9be4f05
PDF
Publication pagefcecb8bdd8df7c6e1a2d4d4aac0fe1607555817799d194088e47a85aa2fa9236
Manifest0f6ed00fd91255517b6fb16ea4a7383754e02eadceac2ff778cf9621a96c806e

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
Signature8aQlDS6L1y9JVciyrmSOSe374On2Z9Tk5rYsUlHp5HhfgedX7wzY574GAVdhTeP/Pa15lZeraHQsxLfVcG7ABg==
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

2026-09-17T10:23:52.826316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071726
observed fcecb8bdd8df7c6e1a2d4d4aac0fe160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:52.809823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071726/manifest.json
observed 0f6ed00fd91255517b6fb16ea4a73837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:52.792451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071726/publication.md
observed 4867a8d12c61bc4419330d0472f6f8a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:52.775016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071726/publication.txt
observed 39c787ac94601022c086405e6b3eed39...
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.