OpenTechnical

OT-2026-000067113

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold 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-2026-000067113) never changes.

Identity and time

Publication numberOT-2026-000067113 · never reused
Internal UUID01a0ae8f-14ff-78a8-8df5-1618f3eb278c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067113
StatusPUBLIC

Content hashes

Canonical text42ecb90dce182e1b81652bdf8a2ba2cb1a45573049892ab4bf5f3e92dc7e7407
Markdown46ccae7a197547890598b1becefa846172d0e592c3a06b9f5d98a6493d026f24
PDF
Publication pagefe2cb8c5975f5acf8089c0f7f62424e58381bfd8ff58bdea5496c28b071344e0
Manifest6e6628da5f376f337e05b82b51622b74627127c906f247f04d6e95ab497d4cd9

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
SignatureeCpp+rEWfTrW5plferH/PaHZHdcoNrAoH9u95asiqXOFp2WPfRddXy+0PFitpPdxC2XZS6orwWqVAAyfGBvWBg==
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

2026-09-17T10:32:23.003000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067113
observed fe2cb8c5975f5acf8089c0f7f62424e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:22.986829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067113/manifest.json
observed 6e6628da5f376f337e05b82b51622b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:22.969551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067113/publication.md
observed 46ccae7a197547890598b1becefa8461...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:22.949005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067113/publication.txt
observed 42ecb90dce182e1b81652bdf8a2ba2cb...
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.