OpenTechnical

OT-2026-000059626

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000059626) never changes.

Identity and time

Publication numberOT-2026-000059626 · never reused
Internal UUID01a0ae89-ec24-7b0f-9026-b309af98b7ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059626
StatusPUBLIC

Content hashes

Canonical text5dae2244b0455ca8f0b311ade833ba8ede242b63875580bdc7e3c423159783fa
Markdown482bb660dc577d81499fca1d0c53b861a54623b7e630eebd1635d3ba34138116
PDF
Publication paged10a7f451b62481815ddf18ea9b900946a4f67fa635ac0470c46642a9a8e0449
Manifest417ec0e002bc98ea79cd65f73cd91a98f466104acefaeb314a454c079a0cf35f

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
Signature7ou35NUGK1boVoWNBvejoF7r3H7BBdAFxY0QMHGVd2oMS6Laz2GN0ZQPNH5YnVgvX2x2YApfOyIhYOQo2gKJAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:17.321865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059626
observed d10a7f451b62481815ddf18ea9b90094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:17.303252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059626/manifest.json
observed 417ec0e002bc98ea79cd65f73cd91a98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:17.284248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059626/publication.md
observed 482bb660dc577d81499fca1d0c53b861...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:17.265162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059626/publication.txt
observed 5dae2244b0455ca8f0b311ade833ba8e...
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.