OpenTechnical

OT-2026-000084925

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, sustained blow-off 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-2026-000084925) never changes.

Identity and time

Publication numberOT-2026-000084925 · never reused
Internal UUID01a0ae99-43b6-7ac9-aeee-2964db41b468 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084925
StatusPUBLIC

Content hashes

Canonical text9dd4e05f3fda699c3b6a47b50af8bddde7d61dcf3656f772510d5a3fc4c09f25
Markdownbf665456bb25a89d558bbefec1147e3c9809fcf6a2790baeaa6f688e639f6034
PDF
Publication page159705400cc4364383f5a82a6adbf59f19fa88cf93c2b3e9850a069ab5e54064
Manifest926cad5da8949a276170b269ad400c836ac4c0f171e6cd279e7067797f2b4642

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
SignatureBZvoa8DvaXUnQJBFadQI8S/OeUgBDlny5z8/hMO+3RG+rLB6AOpTj35vqBda8W4Zl8cYYkd430CC9qU09MtzBQ==
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

2026-09-17T09:54:54.710922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084925
observed 159705400cc4364383f5a82a6adbf59f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:54.692183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084925/manifest.json
observed 926cad5da8949a276170b269ad400c83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:54.675702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084925/publication.md
observed bf665456bb25a89d558bbefec1147e3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:54.658933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084925/publication.txt
observed 9dd4e05f3fda699c3b6a47b50af8bddd...
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.