OpenTechnical

OT-2026-000047632

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000047632) never changes.

Identity and time

Publication numberOT-2026-000047632 · never reused
Internal UUID01a0ae7f-3e5a-7395-a105-e9dbc3c78f6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047632
StatusPUBLIC

Content hashes

Canonical texte166e4b42128a91c958121feb0ca104386d5bdef52c2e092c1bfa5df72a534de
Markdown1e50c437ffbbefd4007f05f70f42e314fcfd992badbc8cbe0e2a429d6b82b390
PDF
Publication page0177df42516ab8c4880efc211881a6446a7f5485499a73bd1517a78a2f8f06bf
Manifest84b2a42d842385b2b0221b7d735b8b16bd7a902642e8c42029dcbafecead7686

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
SignatureJ11uTuikQp43ZzN4gXghFkaSXW0xnN1IY1tz9BtV/ZpmhErjP/oTBr1noBYZOul3R7BU0hFAVlw33QtokBsYAQ==
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

2026-09-17T11:06:46.643029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047632
observed 0177df42516ab8c4880efc211881a644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:46.625476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047632/manifest.json
observed 84b2a42d842385b2b0221b7d735b8b16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:46.607396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047632/publication.md
observed 1e50c437ffbbefd4007f05f70f42e314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:46.588816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047632/publication.txt
observed e166e4b42128a91c958121feb0ca1043...
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.