OpenTechnical

OT-2026-000037848

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, sustained 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-2026-000037848) never changes.

Identity and time

Publication numberOT-2026-000037848 · never reused
Internal UUID01a0ae77-f889-77b6-a0e9-1372e78f20e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037848
StatusPUBLIC

Content hashes

Canonical texta15c1f9e63b2244ca8e844c228e667455cdd44c96b63c6c10dfd8256bb7ce279
Markdown1d5f7a5f5d0f9dfdadc290af9e321947a9dd93fdbc90e2731e1dfc69f6d035de
PDF
Publication page84a99fc78d5c323b347ca7b5b1762d6cce4039202cff54190ffb20cbd5167caa
Manifest79fc2b722e9720705b533b29e1a665e5af162e45cf110069c319afea5ac29883

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
SignatureWe1Fst/Pe2yPtPc2oD3e8yNnzcBwkF1hTzdbh9/uM8ElWicI7klHf+IbGoMHVDTamiyc/DoZfFFDT9GogF9jBg==
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

2026-09-17T11:23:06.285141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037848
observed 84a99fc78d5c323b347ca7b5b1762d6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.268747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037848/manifest.json
observed 79fc2b722e9720705b533b29e1a665e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.251839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037848/publication.md
observed 1d5f7a5f5d0f9dfdadc290af9e321947...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.233550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037848/publication.txt
observed a15c1f9e63b2244ca8e844c228e66745...
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.