OpenTechnical

OT-2026-000066004

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000066004) never changes.

Identity and time

Publication numberOT-2026-000066004 · never reused
Internal UUID01a0ae8e-8dc2-7f0d-97fe-c7c4c0250815 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066004
StatusPUBLIC

Content hashes

Canonical texta0e6786a221c0d0d5101a7401ad0f3df2e018dc5be9531a90cf26308840c6414
Markdowna0be28d745a0d928ffb47ee506229cc7c6d475d89d68e57274949164b310d3c3
PDF
Publication page3f073b4f96d1fafce5e0b583c52dfa81625fc19c34b95c80b90ff29e2a66a05b
Manifestaa0eeae303f4d7188e6971d853303506a72935309b249697bc6313fd25856890

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
SignatureurRKvOZMx9ImZ6IIKoLKHJM3oY0qZa2V7EmgFxnG732jYWD6OR+QXhyTy0uZUKos0kzx9TYHvsC4N25w4Ri0CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T08:50:32.237742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066004
observed 3f073b4f96d1fafce5e0b583c52dfa81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:32.091601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066004/manifest.json
observed aa0eeae303f4d7188e6971d853303506...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:32.069415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066004/publication.md
observed a0be28d745a0d928ffb47ee506229cc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:32.050732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066004/publication.txt
observed a0e6786a221c0d0d5101a7401ad0f3df...
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.