OpenTechnical

OT-2026-000010991

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000010991) never changes.

Identity and time

Publication numberOT-2026-000010991 · never reused
Internal UUID01a0ae6c-540e-7828-b4df-eea71b56b0a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010991
StatusPUBLIC

Content hashes

Canonical text7ab2e26df9b0da757ff4c3d4aae28ebc7eba7303e060f2215b4bc92f647f48bf
Markdowndc5a973839fa31a69906919d0323bebfe38d81c30882f5daca49de2197aef131
PDF
Publication page02fa71b8dc083aed378e893aae6a02020f76987311255ca1def770ac0c31ad89
Manifest3613cdd84d8e3b294f5f6e24d5592ac195f261018412b1d74c127fc3c0c0f0e7

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
Signature2WRAFi3VN81TxANU1QaNKjz0WH9826vWlfuwAgFeoJaaB+T/6YvYIEGAYJizALye1WUXGaL0SQvxHMW6Vm6uDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:13:47.932640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010991
observed 02fa71b8dc083aed378e893aae6a0202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:47.910737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010991/manifest.json
observed 3613cdd84d8e3b294f5f6e24d5592ac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:47.888175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010991/publication.md
observed dc5a973839fa31a69906919d0323bebf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:47.865171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010991/publication.txt
observed 7ab2e26df9b0da757ff4c3d4aae28ebc...
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.