OpenTechnical

OT-2026-000010955

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, vented before 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-2026-000010955) never changes.

Identity and time

Publication numberOT-2026-000010955 · never reused
Internal UUID01a0ae6c-540d-758c-8758-e96848d9a686 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010955
StatusPUBLIC

Content hashes

Canonical text273b577c6da7ceaac1fd2f3a58143a3d3fe549af5f9e88414105f14b0cbe654c
Markdownac07fdbbbd458660213ed39c9b9942853b30f94224610a19061d485f3e391719
PDF
Publication pagecfdf1b7210c4fd6e90029c12e9098bc40a14178692210eccc7afff3520d3aac5
Manifest168a31979e4af43903d05e0ab129fdea6adbc18a793a688155a3f1b0734b33f5

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
SignatureUFNMkzSZNmEoRNPDzT8IBkoi1U6tWisIY+Fo4lCPM1s82O3Z4t1TA+h70UaEisdbKjaSV/vucRc+aPft4YDiAQ==
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

2026-09-17T12:13:44.885035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010955
observed cfdf1b7210c4fd6e90029c12e9098bc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:44.864133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010955/manifest.json
observed 168a31979e4af43903d05e0ab129fdea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:44.846559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010955/publication.md
observed ac07fdbbbd458660213ed39c9b994285...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:44.828782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010955/publication.txt
observed 273b577c6da7ceaac1fd2f3a58143a3d...
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.