OpenTechnical

OT-2026-000063432

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000063432) never changes.

Identity and time

Publication numberOT-2026-000063432 · never reused
Internal UUID01a0ae8c-f944-7043-bde6-c00fe3f49fdf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063432
StatusPUBLIC

Content hashes

Canonical text30e35aef252eaadd1d668548ca31c005d5e9dd8cb04815b7e199c7595723e4dc
Markdownadf459fc813f0cac0e5c61fe10b4d727fd6244ddaf6952f07326f7e1eb65f838
PDF
Publication pagec7f0ed9f30658825e0a126032801b448975b554a16d03635690e9f9006e19894
Manifest9df093146743a85eee4eb0db768cfb2d93a54b9a8d6bbc75571253ae6a981c8b

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
Signatureaqvl5aGMY/jEDwn7yI2IraKwf2prE3xZ+CqfGpdZB+iQ8XTDjggVuNv0iCgChvOmnJGjk19wbe/hgKn9lRNeAA==
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

2026-09-17T10:37:23.317949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063432
observed c7f0ed9f30658825e0a126032801b448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:23.297248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063432/manifest.json
observed 9df093146743a85eee4eb0db768cfb2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:23.277424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063432/publication.md
observed adf459fc813f0cac0e5c61fe10b4d727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:23.256675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063432/publication.txt
observed 30e35aef252eaadd1d668548ca31c005...
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.