OpenTechnical

OT-2026-000060456

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000060456) never changes.

Identity and time

Publication numberOT-2026-000060456 · never reused
Internal UUID01a0ae8a-b7cb-75b4-aa64-0a05de074909 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060456
StatusPUBLIC

Content hashes

Canonical textafc8af2e00163cebc869463ac8a5bcee8007bd1d8306675b798bf37f5b787d70
Markdown80d10d2b579d696e82ab012f95ab9673a0e02c7cd5ac8a52db89ecf09cad8638
PDF
Publication page34d4e650656a5a15fa4bff6fcd47b8a623ad80516a71cb26ca9397bb7296ac29
Manifestc3e812e83075cf0b860d53f0dc20fda72019e78f0772b4a3b6c65a13affb2374

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
Signaturey0o6v7G4NIV+hk8jn1J/n/Xmt4W+pWYcT4PNFPVgg7Nz2zNGwojwCjB991oRLaBtGq+L7eUH5VEvbBXcEZsrAw==
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

2026-09-17T10:42:56.435551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060456
observed 34d4e650656a5a15fa4bff6fcd47b8a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:56.416719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060456/manifest.json
observed c3e812e83075cf0b860d53f0dc20fda7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:56.397684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060456/publication.md
observed 80d10d2b579d696e82ab012f95ab9673...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:56.378082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060456/publication.txt
observed afc8af2e00163cebc869463ac8a5bcee...
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.