OpenTechnical

OT-2026-000066204

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000066204) never changes.

Identity and time

Publication numberOT-2026-000066204 · never reused
Internal UUID01a0ae8e-8dc3-7fa3-8820-404037e55271 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066204
StatusPUBLIC

Content hashes

Canonical text78f4ec86024f87f4a2bf55e9a84ddda70f294a996ecad95b5b5ada36fb1d269c
Markdown9df52343c029e636a29eae7d06fe094b8fcf1588ea82cd7bd1bbf9b6ca0b0e92
PDF
Publication page08dc149fddf478a158330041d04bea3c7c5489920ce2df1ab5a57a024866b456
Manifest60fb8616c9e81124aee18bfbe7ad36901d6b38ba42e398e0bbbf9fd38cbc9f5a

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
SignaturepqfBDJzyF8J1qWU27IPHx1v1hISaxdJ7+nCbwgEPZeXQT5cu9yyDkymeFWDcMvdX94AgJ5r0MMxWdr9CnIvRAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:21.757984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066204
observed 08dc149fddf478a158330041d04bea3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:21.741439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066204/manifest.json
observed 60fb8616c9e81124aee18bfbe7ad3690...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:21.725272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066204/publication.md
observed 9df52343c029e636a29eae7d06fe094b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:21.708877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066204/publication.txt
observed 78f4ec86024f87f4a2bf55e9a84ddda7...
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.