OpenTechnical

OT-2026-000012128

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, pulsed 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-2026-000012128) never changes.

Identity and time

Publication numberOT-2026-000012128 · never reused
Internal UUID01a0ae6d-39f4-754a-bfdd-601b64cbe4d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012128
StatusPUBLIC

Content hashes

Canonical text2d5e07b68ad986793ae2288fd71c1d8a89d83f011f858f6e85378d2a7b354ea9
Markdownc938e0cefbe292620c461f96d83fc6534553cfe822af6df5ecd75d146fe2089c
PDF
Publication page672067f83e1d08dba0940e2b52bd86cdbeeaadc4c6939e4dcc5a63846fd9f788
Manifest8910781990f0bd1b4810aff615a4192cc86651eab2174c5425cbb941670bc003

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
Signature0482OowAqH0I2D4+P7czwWdPxPLcIs0nPLQQG9xJNDQVFdnz/DhDH7SYOgXit2jrTKRw5jYz7uY27KyXiL5BAw==
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

2026-09-17T12:11:00.812362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012128
observed 672067f83e1d08dba0940e2b52bd86cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:00.793513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012128/manifest.json
observed 8910781990f0bd1b4810aff615a4192c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:00.774679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012128/publication.md
observed c938e0cefbe292620c461f96d83fc653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:00.756410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012128/publication.txt
observed 2d5e07b68ad986793ae2288fd71c1d8a...
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.