OpenTechnical

OT-2026-000040188

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000040188) never changes.

Identity and time

Publication numberOT-2026-000040188 · never reused
Internal UUID01a0ae79-26ff-7e81-bb8e-25d7b827ffc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040188
StatusPUBLIC

Content hashes

Canonical text4a1a5372377f7ba421c17e6eb350dc23a7c87c58a70c1543bc2447f4f9815b52
Markdown7bc676e58b5a9c6af1e73ed201c2ea46848c81e295b21c886f6afe676b322311
PDF
Publication page0505b4dfc1aa0291c9421755e60c333e3861d74134b33bd45ccc16e948c6e5c3
Manifest5e53dd7b8b84d5097982e1a4aac99371b4b9cce5a6686f8a6650bc129a9e4117

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
SignatureOYNYsaRUpLle86gNzxeUnbgKtFSeqyenK55nkuo+cMaJj4R4wVNI5ZCizKM7Yud+GvRFvWoWQJPnMM//m9JRCA==
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

2026-09-17T11:19:04.215438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040188
observed 0505b4dfc1aa0291c9421755e60c333e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:04.199118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040188/manifest.json
observed 5e53dd7b8b84d5097982e1a4aac99371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:04.182867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040188/publication.md
observed 7bc676e58b5a9c6af1e73ed201c2ea46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:04.167380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040188/publication.txt
observed 4a1a5372377f7ba421c17e6eb350dc23...
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.