OpenTechnical

OT-2026-000006412

Publication integrity record

Vacuum cup gripper, six outlet manifold, three stage ejector, pressure verified, 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-2026-000006412) never changes.

Identity and time

Publication numberOT-2026-000006412 · never reused
Internal UUID01a0a95a-57f7-717d-95e2-91439688d50a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:34:25.402376Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006412
StatusPUBLIC

Content hashes

Canonical text046a07ce8a866a79f85e5d03b797c9b59cbfab69696a983f4c59fc6e4bf69a34
Markdown2df3729b31eef5dee026a4146e2d589d745698bdeedf0e138bbe2295bcaddee5
PDF
Publication page7575f392b7a828805f4796b96847486a6abe77438fe7a53cde2c5f884189f006
Manifest1e074ea03a1ac298f759110f4524c8740ee940ebf3021a9898d2efa883f211fd

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
SignatureLNXyRMxhSoVhIcchA9/+KYmZs/ee2orRxZl2uAgZ1W/lUv6eetNlO9njCkEWPnkQv5loQdTMlGCKDPtbLkdjBA==
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

2026-09-16T08:40:20.504650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006412
observed 7575f392b7a828805f4796b96847486a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:20.489258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006412/manifest.json
observed 1e074ea03a1ac298f759110f4524c874...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:20.477583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006412/publication.md
observed 2df3729b31eef5dee026a4146e2d589d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:20.463593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006412/publication.txt
observed 046a07ce8a866a79f85e5d03b797c9b5...
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.