OpenTechnical

OT-2026-000042346

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, sustained blow-off after 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-2026-000042346) never changes.

Identity and time

Publication numberOT-2026-000042346 · never reused
Internal UUID01a0ae7a-5d74-7ff7-b8bd-3fe824cacf5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042346
StatusPUBLIC

Content hashes

Canonical text0b2ff12bb52842daece0cb31b7ca9c95e56a4eb0f745a784260105ce24a81628
Markdowncf97364d2bbe34e1c841e95ba34ab888bf343df95bf4644e7b83ccc163bebb63
PDF
Publication page2c683aa8abce5d26128ad572acd9d2b32250f3beefbb977ffc839c5ea263c35f
Manifest3c9a1f64d2314b24d185dfc7748ece6b1f4e0f28841fc21c271d26537b89ca20

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
SignaturezRWkWLJniXrGLTrIJs9+PK1G2Fx9CqzokGqkWkZJZ1ZI9T1chyuy74D42AkAY5gHpXTnV+C7lXb0rIu7tAKXAQ==
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

2026-09-17T11:16:03.337802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042346
observed 2c683aa8abce5d26128ad572acd9d2b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:03.319387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042346/manifest.json
observed 3c9a1f64d2314b24d185dfc7748ece6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:03.297961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042346/publication.md
observed cf97364d2bbe34e1c841e95ba34ab888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:03.278416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042346/publication.txt
observed 0b2ff12bb52842daece0cb31b7ca9c95...
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.