OpenTechnical

OT-2026-000059980

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000059980) never changes.

Identity and time

Publication numberOT-2026-000059980 · never reused
Internal UUID01a0ae89-ec26-78e2-93e7-f601fc962319 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059980
StatusPUBLIC

Content hashes

Canonical textc275a9498ac8bc67095df7c5341bf97dd6dc706a0c0ae2daabe8343349057045
Markdown1afbdb0ab2215157af20e716bc701a1551404d98de00f5face4ef63cd21a1c4b
PDF
Publication pageae16a454e971c3f67e5454aa07feb293187e9a8e1f3a22995b277ee8d78eba28
Manifestfa42bfce4e7c03f09c6fd4a6c4532ed3f7e016f70b18932fa6a63e41a9d9f6b5

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
SignaturePBXAhVmO9Ijd9dEirNfou1NdRSg7XqUVxnLR0SdCMhe1p+gU8U71fxXKPAyHuqsNBo95YG1U0hRUBBeDUucvCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:46.078872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059980
observed ae16a454e971c3f67e5454aa07feb293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:46.059815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059980/manifest.json
observed fa42bfce4e7c03f09c6fd4a6c4532ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:46.041375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059980/publication.md
observed 1afbdb0ab2215157af20e716bc701a15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:46.021076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059980/publication.txt
observed c275a9498ac8bc67095df7c5341bf97d...
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.