OpenTechnical

OT-2026-000061150

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000061150) never changes.

Identity and time

Publication numberOT-2026-000061150 · never reused
Internal UUID01a0ae8b-137e-7f15-b546-be1b249537bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061150
StatusPUBLIC

Content hashes

Canonical text30e07860237f7b2cb07346c93acdafc600658084755047a6216096935572f704
Markdownc9bf8b6ecc8e5ef6c7e40ad8467b791f1bd3422fcb85b95b55e23ee6b1d034cb
PDF
Publication page15fa7ab11a8fddd103743092fcf633679a5af39b8ea8b1e647538978a85655b1
Manifest41a19b63522bb94561756e776666cad9d679bc822ff49aad0ec16a93d50c76f3

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
SignaturearKqidIcFiSrECc2f07krvJbkgwVbU9cE5NzYY5lMvJUJzXpc2TKftsn9KWCyJfWJbLf+2nrouWqnNCoA+YsAA==
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

2026-09-17T10:42:31.999503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061150
observed 15fa7ab11a8fddd103743092fcf63367...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:31.979661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061150/manifest.json
observed 41a19b63522bb94561756e776666cad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:31.960257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061150/publication.md
observed c9bf8b6ecc8e5ef6c7e40ad8467b791f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:31.941887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061150/publication.txt
observed 30e07860237f7b2cb07346c93acdafc6...
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.