OpenTechnical

OT-2026-000060464

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000060464) never changes.

Identity and time

Publication numberOT-2026-000060464 · never reused
Internal UUID01a0ae8a-b7cb-74f3-9209-df2a5a85b377 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060464
StatusPUBLIC

Content hashes

Canonical text7dd7f9e88b00d78c9198bd2e3b1d1923cff3f526db15966877bdff6a69c51229
Markdown3060807922f7efe9b6014e61a6cfa74507f8999c7625e97adddc5723b0d914a9
PDF
Publication page4f25645422d936f7ef590e5a4491a1792b4fe6c99a7f7e14628951ccae5987d6
Manifest5979fdf4c409c01c83d3f09b9aec9d19e507027119925b175d6af1590c388a03

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
SignaturevBL/OQTwPNMOmAlDJCL+tgIRDUfJAQNAXLm43LWyXbBbttGhanfHCEoIarotD35DXrmDmY5xBxyni+GLYTmnBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:57.038466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060464
observed 4f25645422d936f7ef590e5a4491a179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:57.021232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060464/manifest.json
observed 5979fdf4c409c01c83d3f09b9aec9d19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:57.003643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060464/publication.md
observed 3060807922f7efe9b6014e61a6cfa745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:56.986190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060464/publication.txt
observed 7dd7f9e88b00d78c9198bd2e3b1d1923...
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.