OpenTechnical

OT-2026-000055106

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000055106) never changes.

Identity and time

Publication numberOT-2026-000055106 · never reused
Internal UUID01a0ae86-5e82-7636-9005-1fa30a05d794 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055106
StatusPUBLIC

Content hashes

Canonical text9b2a6ca47e49f430f1f216fa98a19b902ae899c80e110f8425e0b76cbe518795
Markdown54225065a4c37f00af9936e616cc46ee5f677ca6dccb27b43582a0681f3d5f74
PDF
Publication page6a715271dbd0c821d4b59fa2946aa788cf145abe9eb81d08103b59643e271ddb
Manifestdf77cb49f80cee519faf0a70c9482708361900164f76cb83d56c0aaa880e3101

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
Signature7hE5/d4bjOeED5Dh4FX+McN7+w0WPPloGKourOSusYrggoEt9odhDhk76023lRHtUMejkI9CmCu8npTGpJbYAQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:16.066793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055106
observed 6a715271dbd0c821d4b59fa2946aa788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:16.049335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055106/manifest.json
observed df77cb49f80cee519faf0a70c9482708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:16.030884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055106/publication.md
observed 54225065a4c37f00af9936e616cc46ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:16.012878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055106/publication.txt
observed 9b2a6ca47e49f430f1f216fa98a19b90...
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.