OpenTechnical

OT-2026-000052805

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum 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-2026-000052805) never changes.

Identity and time

Publication numberOT-2026-000052805 · never reused
Internal UUID01a0ae84-a42e-7e16-9023-0abbe3622fbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052805
StatusPUBLIC

Content hashes

Canonical text374293ac9a27506912bf39eb8c92265866213e03cb2db47e201c02e7c0e278b2
Markdown36218a73dcb590566e9415d408af58851e31255cd6799865bc99ba56e7c7eb5a
PDF
Publication pagede6772567f93dd6fc6b9ff8b150ebcf2289698adb7610dd5170626d13c2e6e49
Manifestbf5c8a1896ca1576c94cb8b1e605afd504947ab1aa30cf89dbb6306980265611

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
SignatureWc+uVcbyw7sho5ZaXUMoWfLCi5NIjPq6ulqIMyCpZ3AzvHxlmzpP+6zBXdnooacBXC0yJ7OVLZxXQNFOej2LAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:49.337097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052805
observed de6772567f93dd6fc6b9ff8b150ebcf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:49.319254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052805/manifest.json
observed bf5c8a1896ca1576c94cb8b1e605afd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:49.298875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052805/publication.md
observed 36218a73dcb590566e9415d408af5885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:49.279331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052805/publication.txt
observed 374293ac9a27506912bf39eb8c922658...
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.