OpenTechnical

OT-2026-000051005

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented before 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-2026-000051005) never changes.

Identity and time

Publication numberOT-2026-000051005 · never reused
Internal UUID01a0ae82-c7b4-7d53-83a9-665638db39df · 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-2026-000051005
StatusPUBLIC

Content hashes

Canonical text2f8f7c365eb6bb826dd9b9bb21205e94f7b78db2e096fcd0c8a069110c600f9e
Markdowncdb1e462d2fad40aa6e14c6a189b08deb09796933a513d7af8abc838a298cf06
PDF
Publication page336bec3a0983da1dc9a20c13740c5dc2292a6572673e565ecf8ba432353e80c3
Manifest8a11a2580cf6f9c8c5e73115fc07169938069916f6698c15f80ac0db53e9d90d

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
SignatureejTpV2HsaXcF0t8DaLjrP2T7ikI4vzCtsiJ32R6182Rvv2ULt/AqlWqBsPwRyw4Nm8LIKT4LV9Og8/vABfeFAw==
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

2026-09-17T11:00:54.319711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051005
observed 336bec3a0983da1dc9a20c13740c5dc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.302321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051005/manifest.json
observed 8a11a2580cf6f9c8c5e73115fc071699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.281628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051005/publication.md
observed cdb1e462d2fad40aa6e14c6a189b08de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.261493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051005/publication.txt
observed 2f8f7c365eb6bb826dd9b9bb21205e94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.260150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051005
observed 336bec3a0983da1dc9a20c13740c5dc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.240230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051005/manifest.json
observed 8a11a2580cf6f9c8c5e73115fc071699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.219100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051005/publication.md
observed cdb1e462d2fad40aa6e14c6a189b08de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.201025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051005/publication.txt
observed 2f8f7c365eb6bb826dd9b9bb21205e94...
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.