OpenTechnical

OT-2026-000040177

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000040177) never changes.

Identity and time

Publication numberOT-2026-000040177 · never reused
Internal UUID01a0ae79-26ff-7f05-8e7c-fd84e0a1ef23 · 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-2026-000040177
StatusPUBLIC

Content hashes

Canonical text287c08ec9445a4ceeffee8505ea69e8ade99a57cf74994edd34ef36bf14788c7
Markdown30d0ed0e5e6a0d9ae58cf17c8b6a2026ae0680e92a7737abc5e12a3c1a79ab74
PDF
Publication pagecb623554befe0136999d1ed6b0fc41a575bfa1a804bbb0e91ab7eb93cbd9494f
Manifest40769ac34029b61e241a15275517c9e749da5c2e681acf8be368b3b413337ff3

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
SignatureR/hj/9/u2zqauEvTzGvApaWf5KnXm0XkQXhkfuI4yVhrCvi6FeEnpppRT1a/RfF+gx87vHqXg6nVGQoGJ5L/CQ==
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

2026-09-17T11:19:03.371994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040177
observed cb623554befe0136999d1ed6b0fc41a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:03.355952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040177/manifest.json
observed 40769ac34029b61e241a15275517c9e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:03.339770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040177/publication.md
observed 30d0ed0e5e6a0d9ae58cf17c8b6a2026...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:03.324072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040177/publication.txt
observed 287c08ec9445a4ceeffee8505ea69e8a...
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.