OpenTechnical

OT-2026-000050374

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000050374) never changes.

Identity and time

Publication numberOT-2026-000050374 · never reused
Internal UUID01a0ae82-5c47-7587-ba5f-6cb31519316f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050374
StatusPUBLIC

Content hashes

Canonical text202a37aa803eb28a61380a0b1b9b4cf27e1793174ad3ee307f664425f5b39077
Markdownc4c502f33d08463454f4fbf10e472840d0fbeea823ec43b292788e117d287355
PDF
Publication page08974b268a33953fca15a160b195a687636bbac9670bafb786b09ff549d337c3
Manifestecb3ddf0aed0da6e163d04b424f9816b7b68abbcb02a69f8dbd4b6c12a24b5e6

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
Signature9ypKuNUKdfWJhthHb4kQ8NA+LZFQNvc5d1ubi8xMQw3r8OuG1AIPR8swndG5ukAI/vfYioJDRJNp8Ru6aOxYDg==
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

2026-09-17T11:01:24.524314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050374
observed 08974b268a33953fca15a160b195a687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:24.509257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050374/manifest.json
observed ecb3ddf0aed0da6e163d04b424f9816b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:24.494064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050374/publication.md
observed c4c502f33d08463454f4fbf10e472840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:24.478118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050374/publication.txt
observed 202a37aa803eb28a61380a0b1b9b4cf2...
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.