OpenTechnical

OT-2026-000025704

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000025704) never changes.

Identity and time

Publication numberOT-2026-000025704 · never reused
Internal UUID01a0ae71-9bca-737a-9b43-206d29ad7e51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025704
StatusPUBLIC

Content hashes

Canonical text7ce00b7963a4873525acb16f281a8126b6fb1ea0816c5b4f0f39c222484ba9af
Markdown358b39cae0f5f1f25d660e6c1273477eb7ed833184c78a277f10427c29fce9e7
PDF
Publication page2a67dabd00b5f5ea7812cc6f54104c5948c12166893b44495d0c980f40b73c05
Manifest18d10ae05e71589e884b9edbf8f1fa0296fe6e69f263f677b30e13f448c2ea4c

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
SignatureD9ALQd/QUDG43i/9yCH7VlkVnG63cC1lt5O5pXSXjl8VMN6xLx+g2qHkkydmSVqZ01okHgY7HNT1BmsDoBLjCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:55.173688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025704
observed 2a67dabd00b5f5ea7812cc6f54104c59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:55.157023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025704/manifest.json
observed 18d10ae05e71589e884b9edbf8f1fa02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:55.138633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025704/publication.md
observed 358b39cae0f5f1f25d660e6c1273477e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:55.121245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025704/publication.txt
observed 7ce00b7963a4873525acb16f281a8126...
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.