OpenTechnical

OT-2026-000024010

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000024010) never changes.

Identity and time

Publication numberOT-2026-000024010 · never reused
Internal UUID01a0ae70-aed7-7311-a3ea-69bc022862af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024010
StatusPUBLIC

Content hashes

Canonical text7eba0032f63e9c4dbf1e21db3ff3eb3a5355f4b1d991ebd4ea0c51c77a0d53fe
Markdownaa7087e6afacb496fb66dcc013f31e7d54035416bddb8dee70c11b611e7c494b
PDF
Publication page4eb4cacd8580863c5afe6a5201127ac24d001bc6c284d03c7449708dbc00dca5
Manifest50faf6eca2bba4b7ee609feae3d9841af0be622625e11ae875bea9dc345da5ee

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
Signatureb/JbnXP074FBnBwihrrLPBb6p0FV/soGnSACbE/l3+Tr6wfYKa5zEKMQ4ewu25oYvAuL1mEBo/cn6y6KFkHnCw==
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

2026-09-17T11:50:47.341687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024010
observed 4eb4cacd8580863c5afe6a5201127ac2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.323575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024010/manifest.json
observed 50faf6eca2bba4b7ee609feae3d9841a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.306632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024010/publication.md
observed aa7087e6afacb496fb66dcc013f31e7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.289826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024010/publication.txt
observed 7eba0032f63e9c4dbf1e21db3ff3eb3a...
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.