OpenTechnical

OT-2026-000033849

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000033849) never changes.

Identity and time

Publication numberOT-2026-000033849 · never reused
Internal UUID01a0ae75-a391-70d1-a717-34dbff909f21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033849
StatusPUBLIC

Content hashes

Canonical text0004a5fbf79363e6e8015098c47450dc3af489d975db75b8a1d819ce7593d997
Markdown41b4f85232b7ae16ea5bbbc2482e0f887add68d5c762b516f834bbff5e7e9178
PDF
Publication page343617525d15e5dbd42a37f20c23fdfca7d1e9766642d672423237a9a27b7761
Manifest0ef84bc2745868cde4164ae98fe871175147b366b92a0d7241250f4852432513

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
SignaturemVgTGQMqQr1/lqdAJ0aUNiJpA3xEHqrXCrtsdwfW4kEyD8ayGxKT1g/Djy/eSruwOwP5fuFme3qHTh4rRonVDQ==
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

2026-09-17T11:31:54.461366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033849
observed 343617525d15e5dbd42a37f20c23fdfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.444988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033849/manifest.json
observed 0ef84bc2745868cde4164ae98fe87117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.425765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033849/publication.md
observed 41b4f85232b7ae16ea5bbbc2482e0f88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.404453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033849/publication.txt
observed 0004a5fbf79363e6e8015098c47450dc...
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.