OpenTechnical

OT-2026-000103353

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum 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-2026-000103353) never changes.

Identity and time

Publication numberOT-2026-000103353 · never reused
Internal UUID01a0aea4-e45f-7a1b-af20-3570454d911c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103353
StatusPUBLIC

Content hashes

Canonical text98ea016e39c67ba108a6bcbc13572c6d8523e2c1a13f9c39cfd973dc6b20de42
Markdowne1ef5d6885f24365fe73b0780a5aff753d8674ad3231049a640ceb1cbab2af53
PDF
Publication page9b53eed442ce1572032936b5e84e2bd9fa929d368568f4ba0ee3bfc12227fb20
Manifestae9070bc08830389344e52037cac3bb2bb0900bba9ccaf3c200d55c5d36e3beb

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
SignatureVnUguSgSffWN/tsAgJ/bR5EqTn2VhGW12mRYeKNfo941dSHzaKSAjc1Jq6NHiW1T0g3NhpGyOVKvSwkw0Gk2BA==
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

2026-09-17T09:22:05.122675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103353
observed 9b53eed442ce1572032936b5e84e2bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.106198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103353/manifest.json
observed ae9070bc08830389344e52037cac3bb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.087596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103353/publication.md
observed e1ef5d6885f24365fe73b0780a5aff75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.070102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103353/publication.txt
observed 98ea016e39c67ba108a6bcbc13572c6d...
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.