OpenTechnical

OT-2026-000015565

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line 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-2026-000015565) never changes.

Identity and time

Publication numberOT-2026-000015565 · never reused
Internal UUID01a0ae6d-ef4b-7640-998b-d903a7837790 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015565
StatusPUBLIC

Content hashes

Canonical text60759c4152c6ed2b34d26287c96093f25ebf8bd334659cbd1be6afc9f659b599
Markdownb9c8c822ab8856683225a06ab8af78829ad90e5b757f4164ac2abc10518c5761
PDF
Publication pagef725ec731e89e61cdfef9c7b448a068c416210e3a87b98409a376caf55b7bd2a
Manifest1eb277a62d6f7a92a64080e12e96013b4083e125c8fae03765cc549a98fa8470

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
Signaturelr7U9fHvfbNCopxqVHYj1UNO0CsJSs4BQAE76EnldlFBhcSCD5yPXiXhGy4L2uYTnW3vDDkwRns2YY/15wr9BQ==
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

2026-09-17T12:06:21.335255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015565
observed f725ec731e89e61cdfef9c7b448a068c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:21.315106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015565/manifest.json
observed 1eb277a62d6f7a92a64080e12e96013b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:21.293514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015565/publication.md
observed b9c8c822ab8856683225a06ab8af7882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:21.272969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015565/publication.txt
observed 60759c4152c6ed2b34d26287c96093f2...
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.