OpenTechnical

OT-2026-000059829

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000059829) never changes.

Identity and time

Publication numberOT-2026-000059829 · never reused
Internal UUID01a0ae89-ec25-7819-90f8-c3a31d0bec65 · 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-2026-000059829
StatusPUBLIC

Content hashes

Canonical text59b0fd8e9772f5ff7593b0707b347142f061ef05f395baf165d9810ee1d8ee3c
Markdown8f1828bc888f35b36e08fc21f7af761912776d3758c428e305ff2b656d39686d
PDF
Publication page028b0ba4a304a04f0a6790dc816eb43b47ef1d23dedbcf93decfac0af18336ee
Manifest6da6114d35d1b60f151119e66bdc0d735209da5bf6ea43b7bd398133c418d1d3

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
SignaturexhbDwdtxp89EfnOCBWBYGI/F0wm62ZGGNyHovwwVY57GkrVqMYQDPNR4u51fMf5dINHz2Qz3Oogi1pGxzj2gAw==
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

2026-09-17T10:44:34.475945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059829
observed 028b0ba4a304a04f0a6790dc816eb43b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:34.458348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059829/manifest.json
observed 6da6114d35d1b60f151119e66bdc0d73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:34.439286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059829/publication.md
observed 8f1828bc888f35b36e08fc21f7af7619...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:34.420297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059829/publication.txt
observed 59b0fd8e9772f5ff7593b0707b347142...
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.