OpenTechnical

OT-2026-000061566

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000061566) never changes.

Identity and time

Publication numberOT-2026-000061566 · never reused
Internal UUID01a0ae8b-7b44-7fd0-904a-68a69ec2b425 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061566
StatusPUBLIC

Content hashes

Canonical text47803549fe987e446f074860c0d771126d2887c31aa55eafa3aee93a2a993e77
Markdown20d6cb71da4021d66301986e4bdb9cde11c1919065160bcc1de435c876cd3965
PDF
Publication pagecea84e747e29c37d3e5f5993f814174af73fbbe5a76b9782c843167c96c870a4
Manifeste67ebb9332cba4410dbcb8a87834e880e66dab8eb89a02ca6896a917bcf3cbfe

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
SignatureffHXg+KGml6TsBSeWSp4sDPTSGimguOwD7hSciLoWlCgs4PKLDVtFVTD5yQ4J4brnhq8aT1Racc0w06Y2ON+AQ==
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

2026-09-17T10:41:28.954570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061566
observed cea84e747e29c37d3e5f5993f814174a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:28.934008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061566/manifest.json
observed e67ebb9332cba4410dbcb8a87834e880...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:28.911263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061566/publication.md
observed 20d6cb71da4021d66301986e4bdb9cde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:28.890868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061566/publication.txt
observed 47803549fe987e446f074860c0d77112...
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.