OpenTechnical

OT-2026-000036183

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, pump 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-2026-000036183) never changes.

Identity and time

Publication numberOT-2026-000036183 · never reused
Internal UUID01a0ae77-01cf-7e8d-a60c-6e16595b2793 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036183
StatusPUBLIC

Content hashes

Canonical textad31f394ab8b820686df7bcbac435bc9380011d60935e5e1b445c7fc8480cceb
Markdown2f630f24f8ee3ba16ab7de90cabcdec1b36e7183eaa3c9f9c7d2a69898ba991a
PDF
Publication pagede06da7093609cb0b53b4009067f0996fa45984af31d1bff096a473b4a557407
Manifesta0b35ceadd5229a77e58c41b5acddd06d0949dc461303be29783e3fcffbf10ce

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
SignatureGggXlpMcx/IR6BEu9B1f4sdc7021EjegH4vm12jtYxZcOBYe9RRbI0uJ07K4DD/WK5mM91pW22qU03bDbxZDBw==
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

2026-09-17T11:26:24.853548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036183
observed de06da7093609cb0b53b4009067f0996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.837731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036183/manifest.json
observed a0b35ceadd5229a77e58c41b5acddd06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.821957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036183/publication.md
observed 2f630f24f8ee3ba16ab7de90cabcdec1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.805373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036183/publication.txt
observed ad31f394ab8b820686df7bcbac435bc9...
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.