OpenTechnical

OT-2026-000045426

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line 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-2026-000045426) never changes.

Identity and time

Publication numberOT-2026-000045426 · never reused
Internal UUID01a0ae7c-f76c-75a2-9b6b-cc8111db1511 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045426
StatusPUBLIC

Content hashes

Canonical textcae28eea00fe094147dd40ffeae24c6f1b8e4d39e284ea0fb0703994eeefb15d
Markdown2af9188971841c587e184f6bc2da00fa550a93efae6ef4b4adede7f371e2d6d1
PDF
Publication page3374e5c22cab9b3874f909bdc0822dc7687fea688654e55be94a47f63a7c495f
Manifestb51cf203de3d989427c54949c758652582bf7e8921b1e30b5e71b4be21d2a850

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
SignatureRAyrb22FRy8vwrxluV/kiHWFmhv9DZ+MepBFL4EFvlFRd9/XWep/MLI+jcTNBL254dF7O05zoGjXN502EOhZCQ==
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

2026-09-17T11:10:43.254648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045426
observed 3374e5c22cab9b3874f909bdc0822dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:43.234315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045426/manifest.json
observed b51cf203de3d989427c54949c7586525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:43.215384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045426/publication.md
observed 2af9188971841c587e184f6bc2da00fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:43.197839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045426/publication.txt
observed cae28eea00fe094147dd40ffeae24c6f...
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.