OpenTechnical

OT-2026-000025226

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two 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-2026-000025226) never changes.

Identity and time

Publication numberOT-2026-000025226 · never reused
Internal UUID01a0ae71-5fa6-7c1f-a802-f6fa1c2c7074 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025226
StatusPUBLIC

Content hashes

Canonical textf5fa490681d00bc7096a3307cd153e9b35399d24127563f47a83b668437d947b
Markdown6581011589f2f9c4a57a499e16297d5b425e9407da24cbff2b6068c920d7e9d9
PDF
Publication page86d42c06e8f2d81335d621b2f9d1d96addcf037914b9257640eac5c382b7afc5
Manifest253e97338e9489f21f9158f97dbfbb10b4f3bc4cc3e673f690cff6566424ca95

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
SignatureJLlY8WpiwHOatAAJnvfGTpMu1nbuafSBhbsknNB7QQGT2Emi/upW+DaOfs2gKLpB6c3kuB3jLNUjG/c0sfv4DQ==
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

2026-09-17T11:47:13.932737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025226
observed 86d42c06e8f2d81335d621b2f9d1d96a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:13.914648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025226/manifest.json
observed 253e97338e9489f21f9158f97dbfbb10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:13.895058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025226/publication.md
observed 6581011589f2f9c4a57a499e16297d5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:13.877532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025226/publication.txt
observed f5fa490681d00bc7096a3307cd153e9b...
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.