OpenTechnical

OT-2026-000084688

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum 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-2026-000084688) never changes.

Identity and time

Publication numberOT-2026-000084688 · never reused
Internal UUID01a0ae98-e25c-747b-9136-04383874d057 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084688
StatusPUBLIC

Content hashes

Canonical textead062bfc946d9f2dd0e7d91eb0ac1b57c8c805dfb33f2a8fadb5f146ce1ef00
Markdown91e11a3f24333e1928f9e912f7c9f35f86430db8bf72b355feb8231fa0cc4da2
PDF
Publication pageec143b2ea2214feff89223fae46f66e2d1af1ea9c30ed948067e696bcd442018
Manifest9f0e45c4e3b470012ca20245fb30e1a19a940f01d0da12e5f74d7c1676ef3a24

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
Signature4tdyCf45wPCWumWgTfPnS+8r2GmfGrYQJDUB2A9Lyz2uc2sAL3X09LbLPdmjUaz3JCIgW+QZTP++w3dmJGJoDA==
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

2026-09-17T09:55:37.084019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084688
observed ec143b2ea2214feff89223fae46f66e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.065697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084688/manifest.json
observed 9f0e45c4e3b470012ca20245fb30e1a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.048667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084688/publication.md
observed 91e11a3f24333e1928f9e912f7c9f35f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.030015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084688/publication.txt
observed ead062bfc946d9f2dd0e7d91eb0ac1b5...
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.