OpenTechnical

OT-2026-000008901

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, pulsed blow-off 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-2026-000008901) never changes.

Identity and time

Publication numberOT-2026-000008901 · never reused
Internal UUID01a0ae6b-31b7-7a22-8567-7c208bf434ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008901
StatusPUBLIC

Content hashes

Canonical text08668d28d6eb2afb53e01bb631b78744eddcddaa4cd8e92823a001db66877edd
Markdown77aa48be0ba55aee7137ed571b7eae5e91163b4524a254a3fdc418e3dfaab0dc
PDF
Publication pagee793d1c4154fc3f000f0c88605e48106e9d2d23ba27c7946fd69dc0865dc3bac
Manifest2e98e7bbedc7a6b21e9e1fdf647593fc65ae2553040e7d314d59bb6d30c5f381

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
SignaturewmXpGQ9hqAb+M4VCxpaPO5DQzJ8NU8oKTdvmfRLN084K3fZwrQ9qtyrV0mOG3KTbJ7h5OxBIewAvnfdMmDwzDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:30.138899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008901
observed e793d1c4154fc3f000f0c88605e48106...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:30.120211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008901/manifest.json
observed 2e98e7bbedc7a6b21e9e1fdf647593fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:30.100584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008901/publication.md
observed 77aa48be0ba55aee7137ed571b7eae5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:30.080812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008901/publication.txt
observed 08668d28d6eb2afb53e01bb631b78744...
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.