OpenTechnical

OT-2026-000005316

Publication integrity record

Bellows cup vacuum gripper, four zone face, three stage ejector, contact triggered

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-2026-000005316) never changes.

Identity and time

Publication numberOT-2026-000005316 · never reused
Internal UUID01a0a935-351f-7d09-bd9d-eda6c8032883 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:53:51.649411Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005316
StatusPUBLIC

Content hashes

Canonical text0bd9e572623fd8c64eb54b40f2eb8e8d7b55c29ae4cb2343497a830f2c4914d7
Markdown7577ba5e2c85a2298f46f68def9d5d1992462acfea435661e597d8ca46666e95
PDF
Publication page00bb7c0388e8ab638d3d89c393507f3590bd4766a1c2f410d12d46cc9eea0160
Manifest5d8e1028d5cc9ade34114979baf6567744d1d5943213768e49fea9e81660dba1

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
SignatureNj56xrSgYlWPLWA+oJWoNHUQBwX4zVI4mxO6F7mJFw/1I8xS64YEo08PyKT11bRq1zXHGs8jSOjJP0OQX21RDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:23.438232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005316
observed 00bb7c0388e8ab638d3d89c393507f35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:23.420526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005316/manifest.json
observed 5d8e1028d5cc9ade34114979baf65677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:23.407805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005316/publication.md
observed 7577ba5e2c85a2298f46f68def9d5d19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:23.394722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005316/publication.txt
observed 0bd9e572623fd8c64eb54b40f2eb8e8d...
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.