OpenTechnical

OT-2026-000032988

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000032988) never changes.

Identity and time

Publication numberOT-2026-000032988 · never reused
Internal UUID01a0ae75-4843-7694-88cf-d93d973777aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032988
StatusPUBLIC

Content hashes

Canonical text17226e032324c4ae7ef12b9c27a4dd00e4a2a87760eb4940b374555ca2a2cbcc
Markdown28b25f68e828399cb69057d61b3b1151621500067106a790316eb7cfb6677e5b
PDF
Publication page0ac3e091d495b9db52cd9e39718bfffeb1e296cde9ee916988936ab941e26176
Manifest0497a7d158a88d53d10cec2d8844e19e43e95fa235956969cd5f3510226ace2b

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
SignaturesENNPqObMixP40QLOvT3Ng0zM0ESsR84+2Ytxg/eAcFD70Zv86KPncNBEzul9/AC0aCxsmNXQgdoBie/vXZoCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:36.161626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032988
observed 0ac3e091d495b9db52cd9e39718bfffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:36.141122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032988/manifest.json
observed 0497a7d158a88d53d10cec2d8844e19e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:36.124059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032988/publication.md
observed 28b25f68e828399cb69057d61b3b1151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:36.107549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032988/publication.txt
observed 17226e032324c4ae7ef12b9c27a4dd00...
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.