OpenTechnical

OT-2026-000035852

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000035852) never changes.

Identity and time

Publication numberOT-2026-000035852 · never reused
Internal UUID01a0ae76-b4c9-7815-b4cd-942a652f130f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035852
StatusPUBLIC

Content hashes

Canonical text0668b24840de9a331094ee36a93276c2569a67a59ce41efe09378c07b4133f0b
Markdownd34db27a058bc8920961ca45c7c7b45571c6c7cd4895e1dcf32b1b628b1e8a86
PDF
Publication page21ba46b408b723e267a83b106f41d5533b3ebd2f43c755e5aff74e2969e642bb
Manifest9be46fd63724e9ab61be2ed75033fe38608198a35b68845896c995eb5b4b5307

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
SignaturePTSOUCkDlFk+AlH/BODBXj4X4/2GcVWpCTliYw2VG13bW2wqSq7+x1crxZBYVEQCEZsj0T1q4Ry//iUENi51BQ==
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

2026-09-17T11:27:35.008629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035852
observed 21ba46b408b723e267a83b106f41d553...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:34.940348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035852/manifest.json
observed 9be46fd63724e9ab61be2ed75033fe38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:34.916591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035852/publication.md
observed d34db27a058bc8920961ca45c7c7b455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:34.881952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035852/publication.txt
observed 0668b24840de9a331094ee36a93276c2...
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.