OpenTechnical

OT-2026-000038583

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000038583) never changes.

Identity and time

Publication numberOT-2026-000038583 · never reused
Internal UUID01a0ae78-2d54-7e35-a6b1-f040e1704877 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038583
StatusPUBLIC

Content hashes

Canonical text20cbcbdbc5c1d5863255bb831fb4e8338a5d50928c0dc5807040e199115194d6
Markdownb638d2759091042fcb323c0bc6a0788d82b77657330e8183c268ce156705c379
PDF
Publication page6fb7e1b1d867946f2527c4a6380163de674b303b65f54c97070a3cb8cdc1ae5c
Manifest1ca9af23ed0e7b2fd5ad64b02abe61b721200026ba1b50f9c0acf6490cdadc66

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
SignatureYNEm5k/qak1piqrEsovFBH1O9epVQRFa2zFgWnHCsbAIN+npwchNvaQywciZqwi5l6UTFfoS3Hx+TL9TuIg0Bg==
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

2026-09-17T11:22:51.759286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038583
observed 6fb7e1b1d867946f2527c4a6380163de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.742164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038583/manifest.json
observed 1ca9af23ed0e7b2fd5ad64b02abe61b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.722958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038583/publication.md
observed b638d2759091042fcb323c0bc6a0788d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.705174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038583/publication.txt
observed 20cbcbdbc5c1d5863255bb831fb4e833...
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.