OpenTechnical

OT-2026-000005839

Publication integrity record

Vacuum cup gripper, per zone isolation, four outlet manifold, ejector fed, vented 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-2026-000005839) never changes.

Identity and time

Publication numberOT-2026-000005839 · never reused
Internal UUID01a0a946-8ed2-7c3a-b98b-75af01ecc0e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:12:48.724645Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005839
StatusPUBLIC

Content hashes

Canonical textc3732950e3a95ce0fd4794019bfe80bb96d9d8687cfc86e73c1bd811c6957115
Markdown96d79b79fd577f5803ba7ceeb0a40b0bb1dd630bf93114f807e51f7990529790
PDF
Publication page9be10b5455fecc1a73dcfaed9aa1c90fec81c8de05d299f80223f66183527e97
Manifest51f8c1b0a131cbdf90572d60a75cda5f5072741a80bcabf13dc43686a978b128

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
SignatureFHRa8YlxBLc1yGzevZRVWCfrjulsT4YhKhUiXO5Ig8EcitHU4CyRp1/CWWok41rLEfpShB43FD1z0kwLFyUNCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:26.901577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005839
observed 9be10b5455fecc1a73dcfaed9aa1c90f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:26.887768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005839/manifest.json
observed 51f8c1b0a131cbdf90572d60a75cda5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:26.873192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005839/publication.md
observed 96d79b79fd577f5803ba7ceeb0a40b0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:26.737212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005839/publication.txt
observed c3732950e3a95ce0fd4794019bfe80bb...
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.