OpenTechnical

OT-2026-000058463

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000058463) never changes.

Identity and time

Publication numberOT-2026-000058463 · never reused
Internal UUID01a0ae88-f39b-77f4-8f61-299d5d18a86d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058463
StatusPUBLIC

Content hashes

Canonical text8b0ae07ec3cce554a586337562b061c8d0a0423cba6fef08f47dc7910e2e4dbc
Markdown45fa2044000d3eed5d9b5ed013cf14538dc72881dc8df63c71808987406cde0a
PDF
Publication page9c4e076c2b430ed57ed5df6b8cf9c4a66926e1182b86aaed2c966fcaecf64ac9
Manifest5b5e0280056012d7e91ed61be12f758374e960ea0c61aa464158b8163fdcb955

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
Signature11aC1gYmON6wuRwxbwPuHL6ztjGDNi8Lsk47h6rWgMvIqV+lUD3h4i+U5DxkChIDj3ECzGj/kTDEw2qyVBMxAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:54.876114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058463
observed 9c4e076c2b430ed57ed5df6b8cf9c4a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.861232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058463/manifest.json
observed 5b5e0280056012d7e91ed61be12f7583...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.844879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058463/publication.md
observed 45fa2044000d3eed5d9b5ed013cf1453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.826976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058463/publication.txt
observed 8b0ae07ec3cce554a586337562b061c8...
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.