OpenTechnical

OT-2026-000052104

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000052104) never changes.

Identity and time

Publication numberOT-2026-000052104 · never reused
Internal UUID01a0ae83-e78f-7959-b295-036bcc93d36d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052104
StatusPUBLIC

Content hashes

Canonical text16145f1112e36bbc148932841a6101ab47dd2cd79997ccb984adb8dd9c589998
Markdown95be893d1df2236e8d4d6b4bf1adc8c2e7f1c5afa859462f26b5a1060f818512
PDF
Publication page7904649c3ed5889068434fd9e37a9644b769f356fbfc81815b29357d85a40225
Manifestac3d72815c6fc090b22f030a2504e0215b8fa1ec835737da46e17dcb23ed1821

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
SignatureQn+2znyczJW1X9+StXzovsPtXC5pkmMHP2MG4P41To1bLW+gU5fIgTsywFk0fgBGgwSik78JalZl/8X10XKiBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:38.652588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052104
observed 7904649c3ed5889068434fd9e37a9644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:38.634425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052104/manifest.json
observed ac3d72815c6fc090b22f030a2504e021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:38.612377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052104/publication.md
observed 95be893d1df2236e8d4d6b4bf1adc8c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:38.592678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052104/publication.txt
observed 16145f1112e36bbc148932841a6101ab...
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.