OpenTechnical

OT-2026-000050392

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000050392) never changes.

Identity and time

Publication numberOT-2026-000050392 · never reused
Internal UUID01a0ae82-5c47-7201-bb75-09dab1f091bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050392
StatusPUBLIC

Content hashes

Canonical text6034af8a63b63e0f527157497afd74ec23da0f461341f2e0fb85c3e6a1125c90
Markdownd56484d383dda47665b1ea54fcff7798602e8e367c8f2cda067771d9b50b626a
PDF
Publication page1ad104a043b41b36f61e75f8152fee4201bee1fd1ed9944432014069cda8f1c5
Manifest0245eb6fb8a871d5aa13f8a3379fa0e6dfcdf29960a18835cb33e7cedf1a0e46

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
SignatureylYbBeKnFP5ZR/qMufxyi+wQpbdyrgb592hC+xqa7eQDC/uWkjSJBrH/eOnIIqFV5bm4F+AiNm/b/hVrgnLaBQ==
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

2026-09-17T11:01:25.841295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050392
observed 1ad104a043b41b36f61e75f8152fee42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:25.825093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050392/manifest.json
observed 0245eb6fb8a871d5aa13f8a3379fa0e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:25.808083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050392/publication.md
observed d56484d383dda47665b1ea54fcff7798...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:25.790143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050392/publication.txt
observed 6034af8a63b63e0f527157497afd74ec...
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.