OpenTechnical

OT-2026-000087185

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000087185) never changes.

Identity and time

Publication numberOT-2026-000087185 · never reused
Internal UUID01a0ae9a-9f2e-7211-9766-0cb12ef554e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087185
StatusPUBLIC

Content hashes

Canonical text156e2ed85c230d643c7f5a13718496d7702e2dae9a10ebd02e450f5f754bdaf3
Markdown96f24c7a296626e5f039d0a90363e60fbe80d0f5ca124fe36faf82a4fa36de9d
PDF
Publication page0b65c7824b2d28ba24d78e0b0bc72f1ca2c58e661d4e5d8380e1e5ed0acba0ee
Manifest12104ac1abd75d4a6072237dd670e44bed354404e4a8e3047d858f6a117e5068

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
SignatureGLlgD7TXucPzS8BkF/RIwWW1jlDkvBXuNG8Od8ZmFVrccWe/z0Ftl8LFbHdg3IfeU1/178XB12rZiXOfzUWdDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:27.543484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087185
observed 0b65c7824b2d28ba24d78e0b0bc72f1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.522053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087185/manifest.json
observed 12104ac1abd75d4a6072237dd670e44b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.499022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087185/publication.md
observed 96f24c7a296626e5f039d0a90363e60f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.478707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087185/publication.txt
observed 156e2ed85c230d643c7f5a13718496d7...
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.