OpenTechnical

OT-2026-000048684

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000048684) never changes.

Identity and time

Publication numberOT-2026-000048684 · never reused
Internal UUID01a0ae80-c32b-7016-a29a-0d92bc2190eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048684
StatusPUBLIC

Content hashes

Canonical texte152544d3452f70e9762dc7a20ad883aadf8fdf898e5957debc59722ad7d1262
Markdown51389d233d8ebacbd350214a074636117dbec67108bd0a5ee1f44e85b747b54e
PDF
Publication page616d935dd29bfb9df02ecf7ff2d753dbfd760f6459f7f91d28f3c88fdcb20b0b
Manifest8024fda9c6e1b6b2abee01fd18e0588b97ae48da482c68158c85e427fc1c54d3

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
SignaturekcSMloOOsMoIrz0mSw+kfoascEA3HbG0zYn1krz0g+Bmukwx7I+Kv0L15NHkYVoKqis3emAULb39DUW18EKqBQ==
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

2026-09-17T11:04:18.709052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048684
observed 616d935dd29bfb9df02ecf7ff2d753db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:18.689106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048684/manifest.json
observed 8024fda9c6e1b6b2abee01fd18e0588b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:18.671481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048684/publication.md
observed 51389d233d8ebacbd350214a07463611...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:18.651576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048684/publication.txt
observed e152544d3452f70e9762dc7a20ad883a...
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.