OpenTechnical

OT-2026-000053784

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000053784) never changes.

Identity and time

Publication numberOT-2026-000053784 · never reused
Internal UUID01a0ae85-735d-719d-97b9-5cc2f7090bc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053784
StatusPUBLIC

Content hashes

Canonical text30063fb53473cf203079dd7001b548c1f74f7ffffa8221f435cedeb80be3d0f4
Markdown26a00a3ce4b6e3132b35c79cc1c7d65d994726b7d41489c6a43c99176a185e00
PDF
Publication page3356beac3719d2255ba728367b418ec2476be49470aa6b21d26c1f3e38b1c786
Manifest015af7ff35b84cdb2f8441b78b3a3f79410c00fddbb51c5c71a2b96873b804b1

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
SignaturemcuZPBeKZj0CClTofvHAYSR002hTgsx4CNm2xaXqssyJ5NCbS4/o4fWZ1aWKiJ/4vWGNtKhQN5Q/5JSPIBlDAg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:27.810145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053784
observed 3356beac3719d2255ba728367b418ec2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:27.789859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053784/manifest.json
observed 015af7ff35b84cdb2f8441b78b3a3f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:27.768519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053784/publication.md
observed 26a00a3ce4b6e3132b35c79cc1c7d65d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:27.748098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053784/publication.txt
observed 30063fb53473cf203079dd7001b548c1...
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.