OpenTechnical

OT-2026-000073433

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000073433) never changes.

Identity and time

Publication numberOT-2026-000073433 · never reused
Internal UUID01a0ae92-efb8-749c-bc2a-1bc290e93544 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073433
StatusPUBLIC

Content hashes

Canonical text6917d2f39c9acbf67082280193d8435eb17d20b27026895273078dac6d8c1df0
Markdownccde2f8bb73c73e0ffd8b66f76869864c008a5c2a66f96febfc3240250ffaa7f
PDF
Publication page992e500cb1670adfacb4d8de7da716ad7ac8fd720e7ea040f2d9f39e6599101e
Manifest90024586f27da008452313ce36d549c12bc5cae4a5d4631452cf2f5396ec58e1

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
Signaturef/5hV7h5f+CNdXjNMnTBLCYBPhPYy/ahfN7EfTAKZq9qdYJngxs3lmBCDWahV3zEj92gzDKLe7V3uSwQMyN3Cw==
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

2026-09-17T10:21:35.291629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073433
observed 992e500cb1670adfacb4d8de7da716ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:35.273966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073433/manifest.json
observed 90024586f27da008452313ce36d549c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:35.257308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073433/publication.md
observed ccde2f8bb73c73e0ffd8b66f76869864...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:35.238840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073433/publication.txt
observed 6917d2f39c9acbf67082280193d8435e...
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.