OpenTechnical

OT-2026-000025101

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000025101) never changes.

Identity and time

Publication numberOT-2026-000025101 · never reused
Internal UUID01a0ae71-2729-7e2c-9c7b-0f8bdb8716fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025101
StatusPUBLIC

Content hashes

Canonical textebf977fc2ad627845be821b02789437d6f516949be07f2c46d6040e54667b232
Markdownd9cdc6a73aa9e7246c009e9b0ef041b5f88e87601f022057d9d53bf739973375
PDF
Publication page1254c7eb6689476050f6379ec22d91158454e1429de5e623e7d1ea8c7df92036
Manifest5c8a81c79e5261c38da5742e539ac2a5a783012020813d7f43e89f5ea5a61a1d

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
SignaturetlxYuqeWTul2r7HIJHiTG7pK+NGtQwHTd5LYIY98Ulrs5D0Dg2PEZEsHyq0j+BwUGVKcHrhEt8G5tliLSkxBDA==
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

2026-09-17T11:48:31.368389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025101
observed 1254c7eb6689476050f6379ec22d9115...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:31.351619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025101/manifest.json
observed 5c8a81c79e5261c38da5742e539ac2a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:31.336228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025101/publication.md
observed d9cdc6a73aa9e7246c009e9b0ef041b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:31.320083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025101/publication.txt
observed ebf977fc2ad627845be821b02789437d...
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.