OpenTechnical

OT-2026-000006029

Publication integrity record

Bellows cup vacuum gripper, four zone face, three outlet manifold, two 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-2026-000006029) never changes.

Identity and time

Publication numberOT-2026-000006029 · never reused
Internal UUID01a0a94c-c968-7b32-a68a-f44a9bc694ee · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:19:36.939914Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006029
StatusPUBLIC

Content hashes

Canonical textacdef5ffa43384e1e529e167b3996d33702dbe7ece4f578a66a5403476f06b23
Markdown75ca577dde7416509f6fff7c9c53c73d363f57a0ced7f83807906ac5018d6829
PDF
Publication page72aafc26c95691ff2f05a62ca936a89eec44a464643aab7b83cee9b353d66b26
Manifest00ddcaaba60168e47f349ea671c9e58076329ae4174d32ee0d10442125d978ff

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
SignatureAa7AiwAk5FMyqmGGnLyJkeyGUXgWvg8zswNC73LKmT3NRMqi4w7rYcyTDJfcFLxUZXtgJKNVvSzWLhur8wGCDw==
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

2026-09-16T08:20:03.704493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006029
observed 72aafc26c95691ff2f05a62ca936a89e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:03.690147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006029/manifest.json
observed 00ddcaaba60168e47f349ea671c9e580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:03.677007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006029/publication.md
observed 75ca577dde7416509f6fff7c9c53c73d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:03.663140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006029/publication.txt
observed acdef5ffa43384e1e529e167b3996d33...
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.