OpenTechnical

OT-2026-000099371

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold 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-2026-000099371) never changes.

Identity and time

Publication numberOT-2026-000099371 · never reused
Internal UUID01a0aea2-c973-7229-97d7-bf1fe8cb3ec5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099371
StatusPUBLIC

Content hashes

Canonical textbc1bf7c1b8ed74c3a2a5da85572fb0adbde221eb1fb0d71612568ad9c1a90b61
Markdowndb60278fa8a6d2491cccd6a350234196d5e8a1d752e4bc452eba89ded0e18665
PDF
Publication pagef3301415c4cc5ec53d434c4ecacf5be5034ef704fa7227a4c0a35021c1d041ae
Manifest9d181653f15076048b1e98f80722c9b28f00a57479412afb7df3e3ccb49c8c3e

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
SignaturejwGYLsIIP7quaSr5SPIewMSe8YhdXRO/Z6cLFQp/W9vCBCo4Yh2cQyCC/TLtY0KkbIi4y9Z/QNZ3k9Zp63kDCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:07.680555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099371
observed f3301415c4cc5ec53d434c4ecacf5be5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:07.664621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099371/manifest.json
observed 9d181653f15076048b1e98f80722c9b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:07.647925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099371/publication.md
observed db60278fa8a6d2491cccd6a350234196...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:07.630054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099371/publication.txt
observed bc1bf7c1b8ed74c3a2a5da85572fb0ad...
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.