OpenTechnical

OT-2026-000035840

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000035840) never changes.

Identity and time

Publication numberOT-2026-000035840 · never reused
Internal UUID01a0ae76-b4c9-7616-a7a4-ea379664f622 · 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-2026-000035840
StatusPUBLIC

Content hashes

Canonical textaea259da3bff4c4ce13ad0cbddae0959efb9939d21933abec83362e3eec02a72
Markdowne2519f859a1a36877c7ddbf1a262a25d5580dc52bb7060aeb5b2ac9d840ecdf1
PDF
Publication pageb6cbd39d1fa4397999f1fef8c9dfe7e7f8c2cb37324babfa7376c22e2feb363f
Manifestcb5fb33229547d153199bd3f16d57bbc7274b84f002032bd8c2a0d4a9824369b

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
Signature8KH7sMekDeQT9MAV4of4BxkfvUpX6mbs5A1BSGY93+34hhaSJMXyaTT0YNvsZ+KXKUloBRr5scBINiuAmmFwCA==
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

2026-09-17T11:27:33.830736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035840
observed b6cbd39d1fa4397999f1fef8c9dfe7e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.814199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035840/manifest.json
observed cb5fb33229547d153199bd3f16d57bbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.797895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035840/publication.md
observed e2519f859a1a36877c7ddbf1a262a25d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.779481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035840/publication.txt
observed aea259da3bff4c4ce13ad0cbddae0959...
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.