OpenTechnical

OT-2026-000047004

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000047004) never changes.

Identity and time

Publication numberOT-2026-000047004 · never reused
Internal UUID01a0ae7e-d0f7-700d-adeb-e3e6c4de9c9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047004
StatusPUBLIC

Content hashes

Canonical text0490331a54aef873782d9c655e3a3a5b8778e672bc111d0f2ccccc917b473d8e
Markdown27d001cd50ac658be43791af7270cdadc4235dacdc3e7064498b5a6a494ac400
PDF
Publication pagedd9a77919a352793f28394ffe9ccbcf9aa0e1c204cfeef60619ac3a84f0116b3
Manifestf63c30902569652f0ac69243d502bb079d594d27c70994911e6aca38e80c4db6

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
SignatureWYpmSLRlszRms9fcNSMEy+rbo099G6HYlVVFiqVB+O3fxh6XcFQ3SkJ3UnrFfeX8qRVSeZ3pGIWy44pkm0H2AQ==
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

2026-09-17T11:10:16.808327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047004
observed dd9a77919a352793f28394ffe9ccbcf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.791636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047004/manifest.json
observed f63c30902569652f0ac69243d502bb07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.772759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047004/publication.md
observed 27d001cd50ac658be43791af7270cdad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.755246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047004/publication.txt
observed 0490331a54aef873782d9c655e3a3a5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:45.428472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047004
observed dd9a77919a352793f28394ffe9ccbcf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:45.409858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047004/manifest.json
observed f63c30902569652f0ac69243d502bb07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:45.389833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047004/publication.md
observed 27d001cd50ac658be43791af7270cdad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:45.368266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047004/publication.txt
observed 0490331a54aef873782d9c655e3a3a5b...
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.