OpenTechnical

OT-2026-000035504

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000035504) never changes.

Identity and time

Publication numberOT-2026-000035504 · never reused
Internal UUID01a0ae76-b4c4-7525-9d60-e75b37e2ab65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035504
StatusPUBLIC

Content hashes

Canonical text7d6dcf24b1b8748777171ddf17fec6f1d57b69f2b2417362a61e5e7ed584c468
Markdown3a1430a48ee95b994dd38509113ecc2b531783efbc89e197a4e90c369f1bdffa
PDF
Publication page0b2918fc6a37ef602381cf5f087ba170bf09921ff06bf55c01bfcf6b6abe6d06
Manifest2c98988320534186115f14e6bc702a7ff1417dcedaf82b820dcb33ed5f945d78

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
SignatureqLHuDc4kybkTqv1EVMRawfM3fnJ8WerXsCoe2mBYH3C2prkzNe7TVPxJlsXyMjOLf35WhYXnKGH3VtLLSlZtAg==
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

2026-09-17T11:26:55.377051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035504
observed 0b2918fc6a37ef602381cf5f087ba170...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.357864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035504/manifest.json
observed 2c98988320534186115f14e6bc702a7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.301198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035504/publication.md
observed 3a1430a48ee95b994dd38509113ecc2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.246476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035504/publication.txt
observed 7d6dcf24b1b8748777171ddf17fec6f1...
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.