OpenTechnical

OT-2026-000045876

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000045876) never changes.

Identity and time

Publication numberOT-2026-000045876 · never reused
Internal UUID01a0ae7d-8f06-7f2d-9e30-71499dd83a6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045876
StatusPUBLIC

Content hashes

Canonical textc25077688e0b2af70b5e7ea6480993dd20c62485df7b189d815291d41b7d5bda
Markdown0c6e329cb579c90bde8abe37aca484f1bde2a3695043e7c4fe7523f00378ab12
PDF
Publication page253a8c66afb4a2e3c4f888cd48dc6937973b08f1ac8bf9dde9fb06e7bfa9df75
Manifest48200650f6738d347b50172f1841ef1aeae36eb72f7ccd93df80a3acd3cfbb83

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
SignatureeGvbZEYf25c5PZIqdqoCmSNGJ3G91ft0YHcYVBbn2y7Ro22n43Ce0TBNpclgAC8rOZuxznJ0EsPNyog5E+3TCA==
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

2026-09-17T11:09:45.917332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045876
observed 253a8c66afb4a2e3c4f888cd48dc6937...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.896692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045876/manifest.json
observed 48200650f6738d347b50172f1841ef1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.875484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045876/publication.md
observed 0c6e329cb579c90bde8abe37aca484f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.856230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045876/publication.txt
observed c25077688e0b2af70b5e7ea6480993dd...
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.