OpenTechnical

OT-2026-000101588

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, 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-2026-000101588) never changes.

Identity and time

Publication numberOT-2026-000101588 · never reused
Internal UUID01a0aea4-0e15-7823-8320-f66785fc6eb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101588
StatusPUBLIC

Content hashes

Canonical text4df6966d9575b039c2582804dc1b5c1d45377f80f735e2af8d62eb4874227a55
Markdown0aa29a85cca214dd25a4c5e99df30af1d2fcac9e82e10ba0d8d0e5ad347f2b70
PDF
Publication page9e96666754d29b751b82590a7291ac15c87bfa02539712920a046f3c47f2f6a7
Manifest1761a43179ae2d2761b9cb67024641763417abd1352cd7e9742a2e6a98126be9

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
SignatureV/7CItWYolDFkX/HSgd0wjuEhEGwumHNPMzui6vmCNSTvH4JpjooU94lhvspWeh5jHEwOHM7/yAPod1HLQoeAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:41.598617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101588
observed 9e96666754d29b751b82590a7291ac15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.580402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101588/manifest.json
observed 1761a43179ae2d2761b9cb6702464176...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.562807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101588/publication.md
observed 0aa29a85cca214dd25a4c5e99df30af1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.543761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101588/publication.txt
observed 4df6966d9575b039c2582804dc1b5c1d...
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.