OpenTechnical

OT-2026-000035896

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000035896) never changes.

Identity and time

Publication numberOT-2026-000035896 · never reused
Internal UUID01a0ae76-b4c9-7da0-ad78-d594f6b24e26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035896
StatusPUBLIC

Content hashes

Canonical text9a2305ef4e38844062efd4eb6bfff5fbee1dc960cc5d99c8fe55913e9ab0c4df
Markdown0d9b59094d81c36c89d2ce857c2200677929de42f5767940e9ff2e0401beb360
PDF
Publication page6285579080ad53ac58448dd2f5793ed54abd81bb01e4e0b32eca527b582561f5
Manifest1072f1dc0417ff67deacd1aa38fe0a1beb7b4134783f3b9e8762bc6abb606a98

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
SignatureNfDD4Uger8pKkDojhw7oDAxQ1tg/JLlpt1HS9F2G3VVvCBwdG8ngi9uW1TofVyTGedTjaMJFjgrELt3AH0asBQ==
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

2026-09-17T11:27:43.947014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035896
observed 6285579080ad53ac58448dd2f5793ed5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:43.926152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035896/manifest.json
observed 1072f1dc0417ff67deacd1aa38fe0a1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:43.906809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035896/publication.md
observed 0d9b59094d81c36c89d2ce857c220067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:43.887559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035896/publication.txt
observed 9a2305ef4e38844062efd4eb6bfff5fb...
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.