OpenTechnical

OT-2026-000070507

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000070507) never changes.

Identity and time

Publication numberOT-2026-000070507 · never reused
Internal UUID01a0ae91-5460-7000-b001-dd41920bffca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070507
StatusPUBLIC

Content hashes

Canonical text3852287762d421012301adfbf42f7103835d9c346f18431fa1dfb30f61b04616
Markdowndcb17535e94e0bc39af426a88829cdeff502ea3bc8969bd3368520e5e94e116d
PDF
Publication page5f532bd13ac312758878d984ca3d7e9e71a88bcc44d1fbd29ee31ff035daeafb
Manifestf835091bda04f0fd9190a6a9d8e30f8c6bc2c32c47019648d4620c2ca84fcd7d

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
SignatureMrxfKIuPRk+CYDZrZx5QkPHTZZ7TyU5rgB0aOjVf5K5UTwpK3ImkREu8wD1HY5pxPkwiivfPDt6PB2+rC0DrCg==
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

2026-09-17T10:26:20.802285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070507
observed 5f532bd13ac312758878d984ca3d7e9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.785596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070507/manifest.json
observed f835091bda04f0fd9190a6a9d8e30f8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.766844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070507/publication.md
observed dcb17535e94e0bc39af426a88829cdef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.748117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070507/publication.txt
observed 3852287762d421012301adfbf42f7103...
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.