OpenTechnical

OT-2026-000050260

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line 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-2026-000050260) never changes.

Identity and time

Publication numberOT-2026-000050260 · never reused
Internal UUID01a0ae82-5c46-7e2d-b1b1-762d12afc1db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050260
StatusPUBLIC

Content hashes

Canonical text92d4d35cb8740dcc779ea55f358776b85be6127646533d6efa7565efdcb4dc34
Markdown5ebde5af8a71993f666a0b0fca471dfe01437a175987491d3724a1527b0f915f
PDF
Publication page225ab9c240d304e01587d0feea9877d2cc09dd3894d88daf11f190a80559efb5
Manifest118a9f972026ece923ea206dd6bcccc0305f0dec03b04ca465cb14baef58539d

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
SignatureNS3PoqkryEkXh4HvDI7lAEPoLLLMuwl0QOwWwl9Lk6OsZCAeYX+JCT8NoY+wOHsKmf+gF2L0HQP3se5JGMXRBw==
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

2026-09-17T11:01:15.564564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050260
observed 225ab9c240d304e01587d0feea9877d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:15.544758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050260/manifest.json
observed 118a9f972026ece923ea206dd6bcccc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:15.529550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050260/publication.md
observed 5ebde5af8a71993f666a0b0fca471dfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:15.514185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050260/publication.txt
observed 92d4d35cb8740dcc779ea55f358776b8...
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.