OpenTechnical

OT-2026-000062264

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000062264) never changes.

Identity and time

Publication numberOT-2026-000062264 · never reused
Internal UUID01a0ae8c-0abd-7181-b108-9fe5c67c95a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062264
StatusPUBLIC

Content hashes

Canonical textc3ba6ea2764777886cbd229d6892cb10f3cdc7cbb8c721e0d9da1a9f46ea6ebc
Markdowna179bf3963fa79567679b071088c9a7a37ae5bd0bc16a9d53d6480ea1cc89d45
PDF
Publication page4c04e8f31ac14aed7791df4de9c7425af4cf930eca8db80522523e6405bad9c9
Manifestdb11f4b1e3c662514b417fed8df001cb083a040e0d8bb1cd71a6501c3def93bc

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
SignatureLF2YVSuhc7mxQpC17Gm+jIUIsKavWg0baEIFF1kG6/dQDMvRvNhXHD8HNb2zIDiKmVvTJb/asKG1xxjurclUDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:32.698004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062264
observed 4c04e8f31ac14aed7791df4de9c7425a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.682671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062264/manifest.json
observed db11f4b1e3c662514b417fed8df001cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.667407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062264/publication.md
observed a179bf3963fa79567679b071088c9a7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.649981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062264/publication.txt
observed c3ba6ea2764777886cbd229d6892cb10...
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.