OpenTechnical

OT-2026-000091314

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000091314) never changes.

Identity and time

Publication numberOT-2026-000091314 · never reused
Internal UUID01a0ae9c-f16c-7928-85a1-2cf153f6c322 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091314
StatusPUBLIC

Content hashes

Canonical textea6496fe4fe5c6c3fb7910b3836fb48fcf0741e9a6045e1a54a3063d45835a3f
Markdown87db1984652971f58f029f6057187a705a90165cb782799377247cc871507b5e
PDF
Publication page5abe7165b006cf5140479ee6bb20b57a12bba87870f4108b8836b5b200efac39
Manifeste5bd0ae424a4ac7ffd4b3a8fd2ee3faf7d9e83a6ffec4eaae0ece2d7ca2be262

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
Signaturesan+jLhiH+CNw5LWWwxhLeyetto3ghXvUsiZCCDOFigCPG5jLEkzDHR3rJxxv4oPmDRjxvI+5VUiBss4M53/CQ==
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

2026-09-17T09:43:31.007066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091314
observed 5abe7165b006cf5140479ee6bb20b57a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:30.989095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091314/manifest.json
observed e5bd0ae424a4ac7ffd4b3a8fd2ee3faf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:30.972765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091314/publication.md
observed 87db1984652971f58f029f6057187a70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:30.954359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091314/publication.txt
observed ea6496fe4fe5c6c3fb7910b3836fb48f...
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.