OpenTechnical

OT-2026-000007080

Publication integrity record

Vacuum cup gripper, per zone isolation, plant vacuum fed, 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-2026-000007080) never changes.

Identity and time

Publication numberOT-2026-000007080 · never reused
Internal UUID01a0a971-f339-7b18-a149-2eb88dc24390 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:00:12.477131Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007080
StatusPUBLIC

Content hashes

Canonical text9ff004d973ab83ed6ba1554b42fb64ea56791c0034e8d7cf9b98d801326b3c31
Markdown17a29f1f48756f48a68cfd17d290ba7de4aae60ed8cbce8bf27a640320cab5ed
PDF
Publication page541b4c377caf2a4659693297479b50c45a4a8ce4789d1d1ea93acce571457b55
Manifestacca3a1c651aec9703a77cf13719400c14efe8eeb242b7c574b0346a88ca11d2

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
Signature4zt+kSLNUD0sW8FOAwj2WzWxR6RekE+yu3SAffm50AabcIipZJK5IIyl5uKIaKI22AQH5U8BTBSgVa3d9zz7Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:29.394482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007080
observed 541b4c377caf2a4659693297479b50c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:29.381013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007080/manifest.json
observed acca3a1c651aec9703a77cf13719400c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:29.248385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007080/publication.md
observed 17a29f1f48756f48a68cfd17d290ba7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:29.234354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007080/publication.txt
observed 9ff004d973ab83ed6ba1554b42fb64ea...
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.