OpenTechnical

OT-2026-000058665

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000058665) never changes.

Identity and time

Publication numberOT-2026-000058665 · never reused
Internal UUID01a0ae88-f39d-7539-b80e-3a7aaee03114 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058665
StatusPUBLIC

Content hashes

Canonical text43ff087469dfe39b189c5affc889c1a8574e983cda7f32ca55460794c3cefbe1
Markdown1f8bb6f544a96f33375a4a5bc4be226faf0ca9c9e5ae13478b095845cb6748a0
PDF
Publication page6d3d552101da551be83ab7c0855f3462f25a6859b484b7797794c2a826dfbaa4
Manifest2c03827eb893031d444257731017eb7f5009ef5d746f0e277822d52dd1d2f928

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
Signature4NFngsArJ6T1ujmRsSV1Zwqm9xRXsL6muhbhhLGktpS4VNrJGmy2ToBkL7axw14Dn3AK36LR81OivorX6Ef3AA==
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

2026-09-17T10:47:10.929605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058665
observed 6d3d552101da551be83ab7c0855f3462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:10.911816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058665/manifest.json
observed 2c03827eb893031d444257731017eb7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:10.893462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058665/publication.md
observed 1f8bb6f544a96f33375a4a5bc4be226f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:10.874662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058665/publication.txt
observed 43ff087469dfe39b189c5affc889c1a8...
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.