OpenTechnical

OT-2026-000058352

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000058352) never changes.

Identity and time

Publication numberOT-2026-000058352 · never reused
Internal UUID01a0ae88-f399-700b-85ba-9f3bcfec49e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058352
StatusPUBLIC

Content hashes

Canonical text3a4347145066ea71652af43c9b94433f6f9c889c866e3f16183a1dd2771fa9df
Markdown848f6bc55a0ad2a0a5973c61015810eccdf71982b4a2b92c9ecead6000fc0446
PDF
Publication page725f854498b1b87caeced97263bde1aba6dc5a2f7ddc9870b808d056ea6b2b94
Manifesta3775641e7762792d112a5c46c056888703952dd3d3c546e991908ddf06a35df

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
SignaturejmULvysqLIKQ4MUgAtWvA/lcfQuRVm8ywPjQ3Y9PDb0y/47zVmlsT5ImTJ1MBQnk64u0QjwjPj0l7vVqPVLmAw==
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

2026-09-17T10:46:45.951560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058352
observed 725f854498b1b87caeced97263bde1ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.934605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058352/manifest.json
observed a3775641e7762792d112a5c46c056888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.918994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058352/publication.md
observed 848f6bc55a0ad2a0a5973c61015810ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.902910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058352/publication.txt
observed 3a4347145066ea71652af43c9b94433f...
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.