OpenTechnical

OT-2026-000056105

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000056105) never changes.

Identity and time

Publication numberOT-2026-000056105 · never reused
Internal UUID01a0ae87-0a4b-7310-985a-fd3895dc74e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056105
StatusPUBLIC

Content hashes

Canonical text506778e800780d94c6fe13cdff9a5e849132feca0d3f678ea3459e5deef99d88
Markdownc31f7446a577c675be112c4e29af8fb9580074093c56deff8bf6d135efd7d382
PDF
Publication page49e33bf8f0348c1fe0ec08b852b82ddf7284ccfc71c6d5979703c7204596f910
Manifest5093ab58667a90f0b6578f026df605f60af89861d40d46672c9d32eb11387775

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
SignaturevynHseqlXwSHxLlaauhQD5/yxWQ63afs5FKonQLpGWAMtXbiNqf5FUBpd3IuHd4jQMGXnX0vjQiG5fz7l7FMAg==
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

2026-09-17T10:51:38.765440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056105
observed 49e33bf8f0348c1fe0ec08b852b82ddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:38.749757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056105/manifest.json
observed 5093ab58667a90f0b6578f026df605f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:38.733532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056105/publication.md
observed c31f7446a577c675be112c4e29af8fb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:38.715378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056105/publication.txt
observed 506778e800780d94c6fe13cdff9a5e84...
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.