OpenTechnical

OT-2026-000034562

Publication integrity record

Foam pad vacuum gripper, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000034562) never changes.

Identity and time

Publication numberOT-2026-000034562 · never reused
Internal UUID01a0ae76-1ed0-7417-b5b4-e1ab7a9dbb66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034562
StatusPUBLIC

Content hashes

Canonical text2c311f59b4a68b77d10a8b1bcfc5fcae8d3bd07e09528170d275a6cb326ff82d
Markdowndf5173bcea4963ff8e73fe97f40c2684b17ebc26bf698d3e7430e6c750266244
PDF
Publication page0af4eb04143ee836d478e47f66854653c45ac798f61862878dc60572cca9ee1f
Manifest6fb447f2d2853c5d6c7cd9d143643f25a526d5bd41ba9e7f4ee1179d3568862d

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
SignatureBGLFq7uK0viNTPSoBDdwqcaVdYFHVEmO30xc5cqPGt58wGuD3NrlR0djuByCyLvAJ1Cx+llwHuy2lWvkIgJYAA==
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

2026-09-17T11:28:55.641806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034562
observed 0af4eb04143ee836d478e47f66854653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.620376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034562/manifest.json
observed 6fb447f2d2853c5d6c7cd9d143643f25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.602734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034562/publication.md
observed df5173bcea4963ff8e73fe97f40c2684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.582969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034562/publication.txt
observed 2c311f59b4a68b77d10a8b1bcfc5fcae...
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.