OpenTechnical

OT-2026-000010456

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, manifold 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-2026-000010456) never changes.

Identity and time

Publication numberOT-2026-000010456 · never reused
Internal UUID01a0ae6c-0ee6-7965-9f45-1523db75215b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010456
StatusPUBLIC

Content hashes

Canonical textb8b857d2fdc2e8ac026552f6ee6624bbc6809666565216b68ae0ad851d75f7d7
Markdown4e660ecedd86960318255a926af9950b0371f6b8184682b5f9ee4a6ae7540270
PDF
Publication paged7182b615298e5a4bc40eb9f1b93390037c1bc7118ea54ae72d300d264f54fbc
Manifest68bac307ded10ac60ffb7808350d99033e80d3d6174cc911486632e8d33ea293

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
SignatureW7Lv8V9sr0NFPqKpZuZiKGHSdYXpA+uUZy19U5gEjcuDr6JP76WaoLLo2IUu5DXAa5iMMzzA+iZmrxD9h59kCw==
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

2026-09-17T12:14:35.646901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010456
observed d7182b615298e5a4bc40eb9f1b933900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:35.628258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010456/manifest.json
observed 68bac307ded10ac60ffb7808350d9903...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:35.609637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010456/publication.md
observed 4e660ecedd86960318255a926af9950b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:35.590154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010456/publication.txt
observed b8b857d2fdc2e8ac026552f6ee6624bb...
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.