OpenTechnical

OT-2026-000066369

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000066369) never changes.

Identity and time

Publication numberOT-2026-000066369 · never reused
Internal UUID01a0ae8e-8dc4-7c6e-8629-a1ef19f30191 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066369
StatusPUBLIC

Content hashes

Canonical text68c1c91741c3ee6c43f293e720ef04c6c53d903ae32bb34b8e9ab2ec8ae6ef82
Markdownf858b3a91b6700d047ab6646dea12a4334ff4eefbf8843fea5990f0157829b70
PDF
Publication page4134831807a048aaa32b8ad5cd72d826e0b91c9b5d455e57d3118c0f208682fb
Manifestbf54a195b10511e483d0dd3df9ee81d9dcde77d9b892fb9d87827b09c429df8f

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
Signature2xfljj4CEqaIIyiIQAyb1mpwW3ltY/rJOtyBvQWzVGxqXceXb70TMwWEhQJKhK6uaSmE+J6fT75moq6t/ElxDw==
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

2026-09-17T10:33:34.088987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066369
observed 4134831807a048aaa32b8ad5cd72d826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:34.071172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066369/manifest.json
observed bf54a195b10511e483d0dd3df9ee81d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:34.053642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066369/publication.md
observed f858b3a91b6700d047ab6646dea12a43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:34.035299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066369/publication.txt
observed 68c1c91741c3ee6c43f293e720ef04c6...
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.