OpenTechnical

OT-2026-000094830

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000094830) never changes.

Identity and time

Publication numberOT-2026-000094830 · never reused
Internal UUID01a0ae9f-2ded-7dcf-80d9-bfdb73b69b96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094830
StatusPUBLIC

Content hashes

Canonical textf87fd56d881d611b622a78af570dabf3a9c78d468797c4456e8304f4147241b1
Markdown9a5480874093493e0c6ad08e6f39d4c98c46eaf72fd79ecb6f93de8702b992a7
PDF
Publication page966e05834b4b76b52e21eb6952cbbb93740fe5e0384b90f1ba3417f9624dfc9f
Manifestb530b1be677f2451315941dd126c6edca4e972c6b47e1df3bace6d8177579247

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
Signaturead1sFId/X+jCAhMg2FpVfBlzb49LMaG4jU4Ka3FKK8KRbLBLOGrWZUawaI6tIG/0y0e7Xk+/37ii9/aESes5Dg==
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

2026-09-17T09:37:19.235212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094830
observed 966e05834b4b76b52e21eb6952cbbb93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:19.218183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094830/manifest.json
observed b530b1be677f2451315941dd126c6edc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:19.202769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094830/publication.md
observed 9a5480874093493e0c6ad08e6f39d4c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:19.186696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094830/publication.txt
observed f87fd56d881d611b622a78af570dabf3...
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.