OpenTechnical

OT-2026-000069844

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, vented 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-2026-000069844) never changes.

Identity and time

Publication numberOT-2026-000069844 · never reused
Internal UUID01a0ae91-185f-7bcd-9179-fd19acc85caa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069844
StatusPUBLIC

Content hashes

Canonical text4a709a865c31b80bc80dffe2ce0235ae6e8b2b49af933d294e89b29aaedbe81b
Markdown6828ac32302494e8d47de6f34ce0925a1f2a9a382c7fb73e37623f878315939c
PDF
Publication pagef493789efef3b3c28e1cfbf208571d469612db8ae7eff23322542663075fdcc3
Manifest58afe2937c871dda83c13fb8cf0eccd95a85c1271db371cd3fef7fba324f893f

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
SignaturejvYhzbtEuFaE2fZbRUhzG2rGGxf0M0vyclRGIZ8VSuMVWhSn/k7rOw3nkkZLkGA6gWh5k5xEZxKE0yigo586Cw==
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

2026-09-17T10:26:40.560448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069844
observed f493789efef3b3c28e1cfbf208571d46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:40.543713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069844/manifest.json
observed 58afe2937c871dda83c13fb8cf0eccd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:40.527310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069844/publication.md
observed 6828ac32302494e8d47de6f34ce0925a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:40.506790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069844/publication.txt
observed 4a709a865c31b80bc80dffe2ce0235ae...
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.