OpenTechnical

OT-2026-000070804

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented 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-2026-000070804) never changes.

Identity and time

Publication numberOT-2026-000070804 · never reused
Internal UUID01a0ae91-8c2d-799b-b950-b7a0defac9cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070804
StatusPUBLIC

Content hashes

Canonical text6126819ddc1c89791e1d4a8bc7d61739ce7df78b67e360d8621955da1259a2ed
Markdowne7721c5f9fadb90fdd1c4d852f0dc51dd8666a7bddbcb22f03431f35af1eaf3e
PDF
Publication page86b424bd391064b1cf9b965cadf7d527a87fc91a74cd4d09525fd4104e63fd68
Manifest708a4932e5b404125d42c0850bd5fdd5589d9e4441289780a92f45132595461a

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
SignatureVnjbFc9em8PU2JSzDc3x4sCj0OoJVvtbzPsIUUTKdBzJ9plJ9YmUU5QNbIsNuRl3pKGVk/xNNwGgq7E4N9T5BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:30.754394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070804
observed 86b424bd391064b1cf9b965cadf7d527...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:30.738095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070804/manifest.json
observed 708a4932e5b404125d42c0850bd5fdd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:30.720965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070804/publication.md
observed e7721c5f9fadb90fdd1c4d852f0dc51d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:30.704196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070804/publication.txt
observed 6126819ddc1c89791e1d4a8bc7d61739...
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.