OpenTechnical

OT-2026-000064610

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000064610) never changes.

Identity and time

Publication numberOT-2026-000064610 · never reused
Internal UUID01a0ae8d-deb8-7cb8-9dbc-400626f3c31f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064610
StatusPUBLIC

Content hashes

Canonical textb5bbb1512c138417443c18bd4bf93ebc49bc0b25179f53f56a4061afdb5c585c
Markdown19ddf1a4a5e4142f44548c7aad953dc44d59a264ac34b24454c72b74f291eadd
PDF
Publication pageaf1d08059f9100774aaa5a8fbd7b2ea8e103b8617557755bcb06f5ef05b5f0e3
Manifest4d499f890764f27f97d56dd6166215e84c04ce0fe94d85ef02a3adba0e1b8111

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
Signature72FT8qNveE8jpOBtb+77jKO3enc7vK0PZbArw9LBAh0QbdmBtKGOM3Bgee+9Z2favr/Qj+VISnB37Spw87lNBw==
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

2026-09-17T10:35:23.157700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064610
observed af1d08059f9100774aaa5a8fbd7b2ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.139889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064610/manifest.json
observed 4d499f890764f27f97d56dd6166215e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.123213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064610/publication.md
observed 19ddf1a4a5e4142f44548c7aad953dc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.106114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064610/publication.txt
observed b5bbb1512c138417443c18bd4bf93ebc...
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.