OpenTechnical

OT-2026-000061140

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000061140) never changes.

Identity and time

Publication numberOT-2026-000061140 · never reused
Internal UUID01a0ae8b-137e-7d37-869e-fc1cac2bd3d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061140
StatusPUBLIC

Content hashes

Canonical text30e230c4f99865de16348aff9c056476473cf1875761c9b92fae68b64df17930
Markdown54db58e2077fe296a0823071152c3ae2769fc8f9bfbf8992ad27c024990afcd1
PDF
Publication pageed1026e63ffe1b44f6df2118476ce81b47219206b936e880c9d9abeec013b4f1
Manifesta3defb0608c6ea6760f56fd9d96e174819e45368b061eed518e9a6f1790d2218

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
Signature7rSxTzs9qXVegCNXGdB+MXWrJ6tLXNFL8xQn5VIHaA93aQPqURMLv/uwjJYv1v4b3ToA4ZKk5/zRjg0irbMHBg==
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

2026-09-17T10:42:31.218592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061140
observed ed1026e63ffe1b44f6df2118476ce81b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:31.200354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061140/manifest.json
observed a3defb0608c6ea6760f56fd9d96e1748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:31.181934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061140/publication.md
observed 54db58e2077fe296a0823071152c3ae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:31.164336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061140/publication.txt
observed 30e230c4f99865de16348aff9c056476...
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.