OpenTechnical

OT-2026-000070127

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, 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-2026-000070127) never changes.

Identity and time

Publication numberOT-2026-000070127 · never reused
Internal UUID01a0ae91-1862-703f-a868-34a435be4141 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070127
StatusPUBLIC

Content hashes

Canonical textca191b84a28af39bd98a95ec9f8d53fe9d3935f1288dff01d153e465547cccef
Markdown2bd0c7e16eb95744680284c78f4377afa07bcac4c2baad4a16a502c4a5fff7eb
PDF
Publication page2016f6ce7945589c0b468f24121e384047a62a13cc1fb53c580dca3f12c54a7a
Manifestc8690ad31400f781eb22d90e4c737607364bd533b7a59fab7e659fc99d1a3630

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
SignatureaSjsVDdNhIylTLrj0ZbFkV0eGBlernYadvoTVAsAK0LEmATmiDUPL2uuc3De3bwobKoAwPGdwuL5ncsUQLzoBw==
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

2026-09-17T10:27:09.987570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070127
observed 2016f6ce7945589c0b468f24121e3840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:09.968272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070127/manifest.json
observed c8690ad31400f781eb22d90e4c737607...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:09.879003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070127/publication.md
observed 2bd0c7e16eb95744680284c78f4377af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:09.859795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070127/publication.txt
observed ca191b84a28af39bd98a95ec9f8d53fe...
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

OT-CUSTODY-2026-W38OpenTechnical-Custody-2026-W38.tar.zst
f2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent