OpenTechnical

OT-2026-000025986

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000025986) never changes.

Identity and time

Publication numberOT-2026-000025986 · never reused
Internal UUID01a0ae71-a83f-7685-aaec-1588b0a4b01c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025986
StatusPUBLIC

Content hashes

Canonical text54c57ece8caed8deba39205edda60b3502ff7cc023044b2b392e28460d3ebe4d
Markdown4a76b3c2341843222cd7136dd09eed7e38e83b7bdd3208f2afab0062f48d839c
PDF
Publication page0c2956fae7d78340e2191648b2a41d1f7c6d494bfe5e6792d0a27a5b5b330fe6
Manifest0b79169c59db92d7a45f1c9d30fb5b4fe48b6a2c16a3d5986970176b4aefca4f

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
SignaturefpR3rGiHnJjiU1kJ4PP+W31J0DyOVI/V0QDVXf5kap1vJuLIyCJXQhSHy23N/KxPI/Eyq17ZUGbh+4ZmriInCg==
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

2026-09-17T11:46:21.439063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025986
observed 0c2956fae7d78340e2191648b2a41d1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:21.420370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025986/manifest.json
observed 0b79169c59db92d7a45f1c9d30fb5b4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:21.402884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025986/publication.md
observed 4a76b3c2341843222cd7136dd09eed7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:21.386044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025986/publication.txt
observed 54c57ece8caed8deba39205edda60b35...
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.