OpenTechnical

OT-2026-000047230

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000047230) never changes.

Identity and time

Publication numberOT-2026-000047230 · never reused
Internal UUID01a0ae7f-3e56-7e6b-9863-de39802ba4c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047230
StatusPUBLIC

Content hashes

Canonical text8532200d5fdba66f2948915b1c0f8a64446f3e96eb6e029c2b7c71d25b8008a8
Markdown32735ceb2c8410d29f0a750a86b03878d44bf7204d6f8300e6dc69769ec76c98
PDF
Publication pageb13b8aed19b58e96f35085bb17c58715773d3ea76deb2cf318275618cea527a2
Manifestd610f1214663d93eacd1857e27d4de16b0247d8dedaea0d3061030dd40438033

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
Signature1YPkm8J9AVCNsOBzLOIEjPEjS5T2vYooM7NUUx5piH7J/fV+Ydcy7m+By7Nn2v32r7CqCEueYGhG1m9qVS2TBg==
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

2026-09-17T11:06:11.051791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047230
observed b13b8aed19b58e96f35085bb17c58715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:11.034315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047230/manifest.json
observed d610f1214663d93eacd1857e27d4de16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:11.016352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047230/publication.md
observed 32735ceb2c8410d29f0a750a86b03878...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:10.997127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047230/publication.txt
observed 8532200d5fdba66f2948915b1c0f8a64...
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.