OpenTechnical

OT-2026-000041310

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, sustained 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-2026-000041310) never changes.

Identity and time

Publication numberOT-2026-000041310 · never reused
Internal UUID01a0ae79-b144-728b-b447-2c0067aad253 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041310
StatusPUBLIC

Content hashes

Canonical texte6e8ed122d0cd168583fd8497d1df949ee66b56d877e2d05239cc929393ac42a
Markdown2e9b5daa988c65a5b51f2bbf5e44c20a1c3b925c176284d07c6cc2ad26f8deec
PDF
Publication page5df3e985c300d2ac2589ac7cddcb701e839c580ec112543e02ecfe88cd72f9e1
Manifesta1009607a6e613221532cf60e592261b9152e65ecbcecef2e6ab976ad943c663

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
SignaturepVKO3mr57T69Ku2fw4VOhN9tkhcIFQw52WspONZet6teGHexuvpK+caeAY3GJCHIp8Ptz3PoKNg4V5tKPu68Aw==
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

2026-09-17T11:17:17.772858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041310
observed 5df3e985c300d2ac2589ac7cddcb701e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:17.754623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041310/manifest.json
observed a1009607a6e613221532cf60e592261b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:17.737580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041310/publication.md
observed 2e9b5daa988c65a5b51f2bbf5e44c20a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:17.718453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041310/publication.txt
observed e6e8ed122d0cd168583fd8497d1df949...
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.