OpenTechnical

OT-2026-000019774

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000019774) never changes.

Identity and time

Publication numberOT-2026-000019774 · never reused
Internal UUID01a0ae6f-1fb4-7c5c-8580-a8ac6c63d8df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019774
StatusPUBLIC

Content hashes

Canonical texte05e53641039d6718e30228527764cd274fa1acdd15d3dbe2ee09e4263d642b3
Markdown9fa95cab21099ae06d18ec30823c494e44e8bb7754690c0114334cbc5203f936
PDF
Publication paged94b25874cd2288c368b7e30d00c3e8a637c93fc50e4d3ddbfa7935848046935
Manifesta9848a077268486b7680561c2aca6ab62f39463d5c79f25776c826539e2d80fc

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
Signature+bppJ04Qe3+WMMSmuDbC0levO5FIC8/0YTtIc9FBaohb6TX1W8uYjg2uOOqIfkyYiHryseRIqkKi6P47DvvfBg==
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

2026-09-17T11:57:56.984920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019774
observed d94b25874cd2288c368b7e30d00c3e8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:56.962475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019774/manifest.json
observed a9848a077268486b7680561c2aca6ab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:56.943539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019774/publication.md
observed 9fa95cab21099ae06d18ec30823c494e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:56.923917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019774/publication.txt
observed e05e53641039d6718e30228527764cd2...
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.