OpenTechnical

OT-2026-000052426

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000052426) never changes.

Identity and time

Publication numberOT-2026-000052426 · never reused
Internal UUID01a0ae84-5739-7427-910b-b72d4bc94f91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052426
StatusPUBLIC

Content hashes

Canonical text23e56d8f70a0185fb4a8bd8b71b27a304d349ed38999cc7e3c56f90d0ef2581d
Markdown3dbc46ac7b02959c224e68f61ed034f2362721ce2df8b4ec67a9e00a2499bb7e
PDF
Publication page69757feaf481595d090fd10a1b01e14798cc83dc9cacaaa5de4208689c72e7b8
Manifest043a4956ba63c409274b10f241e46b6e806e7f7fe27b8155e9d982c5101824bf

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
SignatureiLlEnk6jK+pkYXl1qcObDET8/Kp4tE69/rzsrYCHL26oItkmRsSN/UkSlOT4xJFjpJW8ks0IOZ0tA5iKhWMKBQ==
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

2026-09-17T10:57:02.577666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052426
observed 69757feaf481595d090fd10a1b01e147...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:02.560227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052426/manifest.json
observed 043a4956ba63c409274b10f241e46b6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:02.542120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052426/publication.md
observed 3dbc46ac7b02959c224e68f61ed034f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:02.524007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052426/publication.txt
observed 23e56d8f70a0185fb4a8bd8b71b27a30...
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.