OpenTechnical

OT-2026-000062449

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000062449) never changes.

Identity and time

Publication numberOT-2026-000062449 · never reused
Internal UUID01a0ae8c-0ac0-79d0-a56d-28184ff23b28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062449
StatusPUBLIC

Content hashes

Canonical textda7c2fedd516a272ea3f956320e76e1d7a188e472f16a90e7b7ff046f61f8100
Markdown56db7711d19ad2d515f70eef528faadf669be263f401bc518662783d39bb27e5
PDF
Publication page8e8b6a1da4c6e28c51cda931011ab088ec33b2bfa47b4d5f2dec23c199b436bb
Manifestce197993a4733e7ec8225bacd00adf201d6fc9f96662b0149aa9b8945333ead3

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
SignaturelnpBEhVTBrugXKFNjVFzwopLACQTuhvWp3JxLfp5zFCKwngwDkWBDN1S3ox5JlBTYPJY30h0PhOziHUJPHCODg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:47.653361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062449
observed 8e8b6a1da4c6e28c51cda931011ab088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:47.634834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062449/manifest.json
observed ce197993a4733e7ec8225bacd00adf20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:47.615408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062449/publication.md
observed 56db7711d19ad2d515f70eef528faadf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:47.597782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062449/publication.txt
observed da7c2fedd516a272ea3f956320e76e1d...
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.