OpenTechnical

OT-2026-000038602

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000038602) never changes.

Identity and time

Publication numberOT-2026-000038602 · never reused
Internal UUID01a0ae78-2d54-766f-8fd6-be64df90ac7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038602
StatusPUBLIC

Content hashes

Canonical textb209cf1acd5e2081f31e9d008a63495f1796ea71c75276a89e648aafcd4f34ca
Markdown8763ae509dcd11fa1142eee91e9780b638bc257373e81d878dcefb84ee18acac
PDF
Publication page404ee98aecaeb628515ca83b4a88108a07b9c0dd4b562fb9dcd65b76b708ecc1
Manifestda6ff3fbe22b52ba44f53d87776f00f4e08150a3a17029c6e159b2ee159eaaf8

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
SignatureO5N5RHpVy1aQB3YZxrT3ZE8ecW/97vWp1cWyd3O8VTjn38j+Z7ZY0mqxDsgC8uMe4QfQ2q11DxjOMJ5bPgSMBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:22:53.312720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038602
observed 404ee98aecaeb628515ca83b4a88108a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.293392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038602/manifest.json
observed da6ff3fbe22b52ba44f53d87776f00f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.275253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038602/publication.md
observed 8763ae509dcd11fa1142eee91e9780b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.257876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038602/publication.txt
observed b209cf1acd5e2081f31e9d008a63495f...
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.