OpenTechnical

OT-2026-000060239

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000060239) never changes.

Identity and time

Publication numberOT-2026-000060239 · never reused
Internal UUID01a0ae8a-5a73-7638-b08a-761f1d8de3e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060239
StatusPUBLIC

Content hashes

Canonical text643875549827c30b89d0d41a6ae04a7fb5e48c188a24cd06452c2ef8d2ad176c
Markdownb2df78dc6cc7d36059c0de2c7ae2f7b8518a7786f6970c4ea7c80c55c0655590
PDF
Publication page3c76b27f950fa899ff5fe5f28a9d38afac7c8c865daf23795c50bd0bb6b09bad
Manifestca1c82141d24310e4ef8e2142282310876dace8b19074f61dbf9db6dc31380b1

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
SignatureYcL3ufyYMnpkdSNmz975hfBiTtT8YavBHIb8gLrXuupc7O4nrXZ9fqt8arkG2d3fG7WmZFUugAhZGhTXZDuRDA==
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

2026-09-17T10:43:55.192204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060239
observed 3c76b27f950fa899ff5fe5f28a9d38af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:55.173483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060239/manifest.json
observed ca1c82141d24310e4ef8e21422823108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:55.155546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060239/publication.md
observed b2df78dc6cc7d36059c0de2c7ae2f7b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:55.137990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060239/publication.txt
observed 643875549827c30b89d0d41a6ae04a7f...
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.