OpenTechnical

OT-2026-000094890

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000094890) never changes.

Identity and time

Publication numberOT-2026-000094890 · never reused
Internal UUID01a0ae9f-2dee-7cd8-961a-2ffe1416e01c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094890
StatusPUBLIC

Content hashes

Canonical texta3c4a1674d71089d7ba98125572aa5d9b8566addcbe2d93103f208c543ba9b53
Markdown1312c36698fc9bbc8e780837b4f3bcb92b18cac49981364eb623a3f60ec03e2e
PDF
Publication pagee16fc27dda6a139548fed822dfd4483d2893a5162ac05821007e3e1b0ce398ba
Manifestc39f529fe5f1be09d818b1fcbb62bc223a20ae10021cee956cf68527a3396aa1

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
SignatureRBp0kbHx8kb6h8wo9HpbwoV/RGv90oqQ20daAVyrcwfK//oqaDF/5YOUo6hyS3zw3xUTyC7QYEqRLnzgTfwbBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:24.580204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094890
observed e16fc27dda6a139548fed822dfd4483d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:24.560103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094890/manifest.json
observed c39f529fe5f1be09d818b1fcbb62bc22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:24.542978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094890/publication.md
observed 1312c36698fc9bbc8e780837b4f3bcb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:24.525028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094890/publication.txt
observed a3c4a1674d71089d7ba98125572aa5d9...
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.