OpenTechnical

OT-2026-000062683

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000062683) never changes.

Identity and time

Publication numberOT-2026-000062683 · never reused
Internal UUID01a0ae8c-6388-7978-af1f-13ecbbe2fff5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062683
StatusPUBLIC

Content hashes

Canonical text3bc25186d2db5e42e44ca4974f9289774249f055721dd3c9b1a3c33583edfb3a
Markdownee6f0e0ee3718f12843b4660a34158dac818ad5b8ba18c55e08ea344e0cf0028
PDF
Publication pagec1fabe01f7e852aa550c49614af583abcf9b5c2a99640d9f1a9b316e25b52ec2
Manifest8ecc161bd95cc3ee24858d765e7906c192f7babca2b4e354359a4fd47b2747a4

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
SignatureYadpjU/bqa2pS9/m4V9NyqifmHBbGbukwsBGOOawiRa7++A3qHI28QPVQQcPb/q6xcNjepeEsGyt7ixr1uqYDA==
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

2026-09-17T10:39:14.536134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062683
observed c1fabe01f7e852aa550c49614af583ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.520040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062683/manifest.json
observed 8ecc161bd95cc3ee24858d765e7906c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.502171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062683/publication.md
observed ee6f0e0ee3718f12843b4660a34158da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.483870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062683/publication.txt
observed 3bc25186d2db5e42e44ca4974f928977...
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.