OpenTechnical

OT-2026-000007793

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000007793) never changes.

Identity and time

Publication numberOT-2026-000007793 · never reused
Internal UUID01a0ae62-843f-7ff7-b994-d3d1a6455307 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007793
StatusPUBLIC

Content hashes

Canonical textf3430af15e8f28b056002dc53f40653210d3dea3ae67e0b622f905e2b7ad1d7f
Markdown7a32c849c53d2af631fb87fde44b51a29cbaf1cefe390d274aa743698fba3eab
PDF
Publication page6d7bfc7e3a7dbc2a1959ce0c2a49222e56596f0323afe4981cfafd822a669ec2
Manifestd86c50bc39f7bd8ee7fa852832c98b22165b1dc30bf3bcf40450941cb9a55a26

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
Signature5H9qWLfOby4cl/QfiCAXHaQIqzIwxsHMWpYNa6GvQzMi42cQ58n+IVnXP0TZ89i7Zj/YEp3ZTiCwI7eE39QNDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:12.024578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007793
observed 6d7bfc7e3a7dbc2a1959ce0c2a49222e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:12.006173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007793/manifest.json
observed d86c50bc39f7bd8ee7fa852832c98b22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.988136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007793/publication.md
observed 7a32c849c53d2af631fb87fde44b51a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.971953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007793/publication.txt
observed f3430af15e8f28b056002dc53f406532...
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.