OpenTechnical

OT-2026-000067361

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold 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-2026-000067361) never changes.

Identity and time

Publication numberOT-2026-000067361 · never reused
Internal UUID01a0ae8f-6bd8-7ba0-a8b6-6a8f157edea5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067361
StatusPUBLIC

Content hashes

Canonical textd370944b1ca143fc8fd827f7a8e17a8df9b60577727b90252401785545194acd
Markdown0b89a4bf9d72ec4eb71d7c3f1bb1278b11a9a838119f64c5d6bd36f51ccd00b3
PDF
Publication page38807fd95abafe862effecd42fd4c469605aa1d9002195fd8d3da9ed51c31960
Manifest68fd5e7d4e0e176cdb3f081b339c730bac83005db5ca1ecd0ff664f3ff37507e

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
Signature2A3Tp/ufFAFkwuc7Lv2lA4CjF8mSG9EmhCdh5FVgIm+svM8L1ClXnQvgy67R9qc7+1xZsH7fyxWJ7W8zUvQMAA==
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

2026-09-17T10:31:32.757845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067361
observed 38807fd95abafe862effecd42fd4c469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:32.742538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067361/manifest.json
observed 68fd5e7d4e0e176cdb3f081b339c730b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:32.726614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067361/publication.md
observed 0b89a4bf9d72ec4eb71d7c3f1bb1278b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:32.710333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067361/publication.txt
observed d370944b1ca143fc8fd827f7a8e17a8d...
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.