OpenTechnical

OT-2026-000098227

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000098227) never changes.

Identity and time

Publication numberOT-2026-000098227 · never reused
Internal UUID01a0aea1-e964-75f5-9301-87a252104113 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098227
StatusPUBLIC

Content hashes

Canonical textc2aae54c207bf20cd079732d16acebcfcc92447aa72fb786e05d7292b1a6ea15
Markdown047a6164289d976af637b36c485331e037ddafe494cfd4fb900360fd2689095f
PDF
Publication pageddf7af65d4affafb129da3b22f4805f750085cb1fb228271e1f24479af8fda74
Manifest67746c6b1484df3b09fd20b8785a101e51cfaefabb783ab238f2d684233b465f

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
SignatureRFvFywKpglBy1th7HAPYUp5dTmT5OXWXP7HA7FCwlag8zlEZMKzokPlo/IxBbpVYU5xNUboKwx4h8BwkpikfAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:24.414570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098227
observed ddf7af65d4affafb129da3b22f4805f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.396985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098227/manifest.json
observed 67746c6b1484df3b09fd20b8785a101e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.377046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098227/publication.md
observed 047a6164289d976af637b36c485331e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.359216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098227/publication.txt
observed c2aae54c207bf20cd079732d16acebcf...
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.