OpenTechnical

OT-2026-000007279

Publication integrity record

Vacuum cup gripper, ejector fed, pressure verified at each zone, vented 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-2026-000007279) never changes.

Identity and time

Publication numberOT-2026-000007279 · never reused
Internal UUID01a0a979-1a30-7e33-ae0e-3dcf1e581651 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:08:01.203199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007279
StatusPUBLIC

Content hashes

Canonical text50893a10f764ba7d8267469854f03d49d8d393f9a06f8dc6364673918819994c
Markdown87497fad8efcbfd200d2431fb33ae2c08d92b0467adc7866e393d1de54387a00
PDF
Publication pagea11771b77499cb5b7d1cb319544a9745ac9dc9ee4030109ce410315ebc98a71e
Manifest2b06d5d2b8c18556f7f61730972aec9659558edb342a754abab9ec529f569261

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
SignaturePze0yJfqBJxw0FhGk1o6hq5mYUHLr3PqsHP1Q6UJyO0kt/YR5HHomNhIYW4TPR0lGYZV90L3a8UN1XzwPIIJBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:10:08.461709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007279
observed a11771b77499cb5b7d1cb319544a9745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:08.449120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007279/manifest.json
observed 2b06d5d2b8c18556f7f61730972aec96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:08.436596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007279/publication.md
observed 87497fad8efcbfd200d2431fb33ae2c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:08.424917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007279/publication.txt
observed 50893a10f764ba7d8267469854f03d49...
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.