OpenTechnical

OT-2026-000046456

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000046456) never changes.

Identity and time

Publication numberOT-2026-000046456 · never reused
Internal UUID01a0ae7e-57dc-7d3a-8ad4-3df33d89fa58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046456
StatusPUBLIC

Content hashes

Canonical text5739e499443f65c9520afb14dbf8964953ce0e9e58dd2f7545a1f62e85fb964f
Markdown4610587589f1349ba2f78f8f1f09ead7691c648cf71aded80a3525540f1d4f0f
PDF
Publication pagef632be7ef20272de2e2fba4cfeef8c12cd2a775a7d69931522ffd1a0825ae539
Manifestf325b71d8214ab9b75f854c026fc99b7485dc4f5ef06c0a946ffeb03eb094640

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
Signature0iYJw+aV7zkRGOxFVENzVwG+u7OccG8UaGmczsCzE/eE7UMSNK8SfF7NkPmH231jhwLuLqqIe8RMuzuGuzpBDA==
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

2026-09-17T11:08:28.841225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046456
observed f632be7ef20272de2e2fba4cfeef8c12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.823687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046456/manifest.json
observed f325b71d8214ab9b75f854c026fc99b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.803312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046456/publication.md
observed 4610587589f1349ba2f78f8f1f09ead7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.784529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046456/publication.txt
observed 5739e499443f65c9520afb14dbf89649...
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.