OpenTechnical

OT-2026-000035133

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000035133) never changes.

Identity and time

Publication numberOT-2026-000035133 · never reused
Internal UUID01a0ae76-6a1d-76ed-844b-de418e083ee5 · 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-2026-000035133
StatusPUBLIC

Content hashes

Canonical text342efef63536619d00b17f79550f8e53d1e9ce40cec753c06ad1a479dcb21d2c
Markdownc127546f9f39ecd57aef6b1eb1fcfc2740291e524004697cb2551cb18223556e
PDF
Publication paged87b84d74dba60507ea497d48d46016a295dda2afb7fa1edeafdd3a15d1b50c5
Manifest77e1f282c4d8ef354d3780e279f9f31ea6b53539f767a2b7dffba4d2e0013093

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
SignatureXcx6L8xz2GYMtAstClrYijvcd86SuL570xRwjFIaXD2hAL6juV2BFJW0rM2kIdNBUdEmqwGcOc7d0KjFWNuoAQ==
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

2026-09-17T11:28:13.200541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035133
observed d87b84d74dba60507ea497d48d46016a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.183409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035133/manifest.json
observed 77e1f282c4d8ef354d3780e279f9f31e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.167954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035133/publication.md
observed c127546f9f39ecd57aef6b1eb1fcfc27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.152595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035133/publication.txt
observed 342efef63536619d00b17f79550f8e53...
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.