OpenTechnical

OT-2026-000051129

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, vented 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-2026-000051129) never changes.

Identity and time

Publication numberOT-2026-000051129 · never reused
Internal UUID01a0ae82-c7b6-79d2-b201-3aa9e1b55aae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051129
StatusPUBLIC

Content hashes

Canonical text53fb594dbdd047af1930b26f6b1199cbe7912fbd9c20aac39800834f645c318f
Markdownd1ff70e9a39afde2b9228e488aa9f451221808925233b18bffbf22b7072bebbb
PDF
Publication pageabd869178851e34b360f3ed284ade16eee703f6e3f355f93a999503a547fe77b
Manifest570829ffc992a6ea3ee261dfa0a84e33e21435674299bca594c4ed63b4a4b2a4

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
Signature0k0c7KhV1W/PA+HfZrGoGOl/SKLN+V5JDqsMAkIr4roj8BK6huDa3sStfkJTQcGdYk/WQyhMP3iS5oiMFgWFCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:05.048163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051129
observed abd869178851e34b360f3ed284ade16e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:05.029593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051129/manifest.json
observed 570829ffc992a6ea3ee261dfa0a84e33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:05.012093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051129/publication.md
observed d1ff70e9a39afde2b9228e488aa9f451...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:04.993035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051129/publication.txt
observed 53fb594dbdd047af1930b26f6b1199cb...
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.