OpenTechnical

OT-2026-000006272

Publication integrity record

Bellows cup vacuum gripper, three 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-2026-000006272) never changes.

Identity and time

Publication numberOT-2026-000006272 · never reused
Internal UUID01a0a955-1ff4-722a-b877-1f1f80d4a790 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:28:43.382908Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006272
StatusPUBLIC

Content hashes

Canonical text0769cf23ec8b77fd49195496d3e49acbee5057160a773edc2ceccbce5777ee81
Markdowncacfb05354a64b66fdf9947cd17a15fc083d2de889e4d5afbeb783d866368b5d
PDF
Publication pageab57dad1e9181adc61524f892fdfd858da4d3d4f7fe7c712bb4032c3daf39b87
Manifestcc57ad7cf5bfa23459e8c723f6bd0388edd5d8a99f3ceba67b3cdf011ec21584

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
SignaturerxOVktThpXMyzLvSWqpVQGXCVzwgcbRf3XUhVl0h+DMHrDeYygvXIR1rNnYFj8XnZx2mD3UAD0NuGrPBf5fhBQ==
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

2026-09-16T08:30:07.235610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006272
observed ab57dad1e9181adc61524f892fdfd858...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:07.220450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006272/manifest.json
observed cc57ad7cf5bfa23459e8c723f6bd0388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:07.203012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006272/publication.md
observed cacfb05354a64b66fdf9947cd17a15fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:07.188500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006272/publication.txt
observed 0769cf23ec8b77fd49195496d3e49acb...
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.