OpenTechnical

OT-2026-000059140

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained blow-off after 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-2026-000059140) never changes.

Identity and time

Publication numberOT-2026-000059140 · never reused
Internal UUID01a0ae89-8612-7764-b59f-b868f2e0196a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059140
StatusPUBLIC

Content hashes

Canonical text96ca15e4d42c8146f1f22d52e9427a4ffc5d070ad174caa4cba6670dc87b5ec8
Markdown57de5b2718ae2a09af7492f5d2b9027cc9da4d66c615795782f2e01b871b7700
PDF
Publication pageff2d2ecb50a799999168cb5a67e436bf051997e7c5ce5b07706b4ad9021e430b
Manifest9bb705a58e2ce3527d78127ab8c75faa8afe78f4a7a27d1aa908dcfbe2faf276

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
SignatureVkePv8OqtxSj+aDVKxiCL90YQwVVvGOvmgWSxin2MqxJjd7WvG9lvcNrwL7UG0QAu473jWNthCzzGaeQmlmIDw==
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

2026-09-17T10:45:05.267878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059140
observed ff2d2ecb50a799999168cb5a67e436bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.249369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059140/manifest.json
observed 9bb705a58e2ce3527d78127ab8c75faa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.231710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059140/publication.md
observed 57de5b2718ae2a09af7492f5d2b9027c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.215300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059140/publication.txt
observed 96ca15e4d42c8146f1f22d52e9427a4f...
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.