OpenTechnical

OT-2026-000059542

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented before 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-2026-000059542) never changes.

Identity and time

Publication numberOT-2026-000059542 · never reused
Internal UUID01a0ae89-ec23-71b2-b0f4-054f42e6852a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059542
StatusPUBLIC

Content hashes

Canonical texte4dd9160dc61df557bcd2b2c1d4b34e4bf10208e90b668e0ae7ea9b29e5f7c02
Markdown8f5f767d0fdd8aa2f80195f99c8138d591f755d05b2dfd5c41ebacd8d025b36c
PDF
Publication pageb9b39ff2afb06c6d5c6807000887d7485ca664dce1eab732a78f69cd78250be1
Manifest8a42121bcf281aa2625ba8d678ad853f33e8e12eaca77f45559ece372adae88d

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
SignatureFoNs8El5bJVAJ8JeQ5PlOyNON2XRtn/yhw+K0oRxkLzJmx8mTrtOIxnl1BPq81+6mmo3VZ/1/Zb76CGRhFHICw==
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

2026-09-17T10:44:10.442812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059542
observed b9b39ff2afb06c6d5c6807000887d748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:10.419309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059542/manifest.json
observed 8a42121bcf281aa2625ba8d678ad853f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:10.390159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059542/publication.md
observed 8f5f767d0fdd8aa2f80195f99c8138d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:10.358869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059542/publication.txt
observed e4dd9160dc61df557bcd2b2c1d4b34e4...
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.