OpenTechnical

OT-2026-000035270

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000035270) never changes.

Identity and time

Publication numberOT-2026-000035270 · never reused
Internal UUID01a0ae76-6a1f-7980-be94-4484eba3a6b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035270
StatusPUBLIC

Content hashes

Canonical textad0c9e20026352bf511ee6dd8fc73e4d5e37a3a07686abfaa7faee3d0d07cae8
Markdown5c9cf019eb834a99024c11c9f175cf43a4944f66f7bcbc4d5f39f692ce2bb020
PDF
Publication page5aff53c2d86cdc5a90bbcc1ab48c4b2dc11237228b816e569faa594cb3b19d65
Manifest8b81b53968f365a108480fffa11494129888b27efa3aae2f5c230830b666ff42

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
SignaturekfjJD30dv+8Rbb+XmEvHOIgA77g5yLLNPhOXFFRZpw87fzjGrpxnJizhLT/fO61M53ThoKZpXNneAoPFmV21Ag==
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

2026-09-17T11:28:25.147072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035270
observed 5aff53c2d86cdc5a90bbcc1ab48c4b2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.129945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035270/manifest.json
observed 8b81b53968f365a108480fffa1149412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.112275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035270/publication.md
observed 5c9cf019eb834a99024c11c9f175cf43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.094802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035270/publication.txt
observed ad0c9e20026352bf511ee6dd8fc73e4d...
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.