OpenTechnical

OT-2026-000066249

Publication integrity record

Three cup vacuum gripper, three 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-2026-000066249) never changes.

Identity and time

Publication numberOT-2026-000066249 · never reused
Internal UUID01a0ae8e-8dc4-7485-8d0c-31a2a6f173b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066249
StatusPUBLIC

Content hashes

Canonical text38b05e6ee7b4ec6e4b98f185c136f1441909787316aadbedafece353d15e60b2
Markdown6ac31a32b88b0b184e85fb435308ad58949ced097cfbcee7add8207ac842dec5
PDF
Publication page01d2913770695de1eba1d5253a601dba87df799ce7905f2e5a7f6f3b138da55e
Manifest40fe94dabed8151c42bbc239a7bdd94ca5f61a64478cc0b26bc7a46af0a058f3

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
Signature6bPogzI3XRA1yvMPNWgL8sJHYvl/QHgaQ7guBcyff3BmrE/n+Sz2GWaeKjK4g3q4iorxU31OTJw1KqN50x8yBQ==
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

2026-09-17T10:33:25.105692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066249
observed 01d2913770695de1eba1d5253a601dba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:25.088278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066249/manifest.json
observed 40fe94dabed8151c42bbc239a7bdd94c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:25.073173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066249/publication.md
observed 6ac31a32b88b0b184e85fb435308ad58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:25.054353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066249/publication.txt
observed 38b05e6ee7b4ec6e4b98f185c136f144...
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.