OpenTechnical

OT-2026-000036124

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000036124) never changes.

Identity and time

Publication numberOT-2026-000036124 · never reused
Internal UUID01a0ae77-01ce-794a-a25e-83ca39cf5818 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036124
StatusPUBLIC

Content hashes

Canonical textc1d53e5f6f7ec4ea2ffacaae98c0c8e0f1650902076b45226267c545072c3caa
Markdown3673f8f5565ba2b43077fcf275bdbf3d76312c3b715077f5382b323491477519
PDF
Publication pagef7d0ae4fd6a52b088613c4c02125ac1c4ae1b172000cc11f3979ccf80763e280
Manifestd547e194babbce2e5243d74e63f61a20cc054ade137de0b6508e2d2243a062c9

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
SignatureWTy4IoXhUVZmMHrSb1yFbt9ZHH0DQAdDPUyjs9Pl9jWh1LUGlsYGC//+fqB5hGQGZCrvDM8wfMU+/35kM2itDw==
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

2026-09-17T11:26:19.206042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036124
observed f7d0ae4fd6a52b088613c4c02125ac1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:19.188513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036124/manifest.json
observed d547e194babbce2e5243d74e63f61a20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:19.172817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036124/publication.md
observed 3673f8f5565ba2b43077fcf275bdbf3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:19.155900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036124/publication.txt
observed c1d53e5f6f7ec4ea2ffacaae98c0c8e0...
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.