OpenTechnical

OT-2026-000006394

Publication integrity record

Bellows cup vacuum gripper, six outlet manifold, pump 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-2026-000006394) never changes.

Identity and time

Publication numberOT-2026-000006394 · never reused
Internal UUID01a0a959-73a2-713d-813a-16c8d43a3c6d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:33:26.949631Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006394
StatusPUBLIC

Content hashes

Canonical text3eed082728b88295262c115349d3c63b62c7679e5dc15b1cd4df3615c621c826
Markdown78e4c1b85ad9030c674ce67f8a83b08eaa4b8aa37ab7f53cf5bd2a71c085eddd
PDF
Publication pagef17fd8f321e7120a0c9acd9df36172f3b055141452ece14d8ba2def3dfb5a1e3
Manifest643933163950a519aa0e8e3e05253528928d0d819b9086d2a8756da6416dd32d

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
SignatureV9A1gatTIPIUNJzoG9fA+3Sl/gAgfFmpYMbbSwkSzaWZtM0eLchzz2NoHNCIsI8MX2DjAQSPMWzVFaw9jqBCCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:22.711854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006394
observed f17fd8f321e7120a0c9acd9df36172f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:22.632782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006394/manifest.json
observed 643933163950a519aa0e8e3e05253528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:22.495483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006394/publication.md
observed 78e4c1b85ad9030c674ce67f8a83b08e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:22.483452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006394/publication.txt
observed 3eed082728b88295262c115349d3c63b...
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.