OpenTechnical

OT-2026-000064501

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000064501) never changes.

Identity and time

Publication numberOT-2026-000064501 · never reused
Internal UUID01a0ae8d-a461-78ef-9bf3-b0cc5c6b9591 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064501
StatusPUBLIC

Content hashes

Canonical textfb35b49dd895e435d59cd62f4b9acc7f15d4ff48d03bce43e3e0cdf2febbbf28
Markdownad53cf938a87f01407247c860373140dd4e1428c5e45ef4d7d24784a0094d5ee
PDF
Publication page4723a4fb3983bb6987deb69cfb041c9e9261ddbf8e45d55985b6723deaa93a99
Manifest188299cf98d246d1ff2c4e3014c9e10350c9bf2ccdb00cb23aea2c6ab9c8d1ad

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
SignatureF07HxiZWtRLFlqNvUDvwkFKEEB7X4xnCDSz/mT+S59nzgFY70H2sOxtwqUiixBLvaOi958xz4gArVuuLZk/LBg==
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

2026-09-17T10:36:42.494180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064501
observed 4723a4fb3983bb6987deb69cfb041c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:42.474543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064501/manifest.json
observed 188299cf98d246d1ff2c4e3014c9e103...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:42.455855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064501/publication.md
observed ad53cf938a87f01407247c860373140d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:42.438074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064501/publication.txt
observed fb35b49dd895e435d59cd62f4b9acc7f...
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.