OpenTechnical

OT-2026-000011718

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, pulsed 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-2026-000011718) never changes.

Identity and time

Publication numberOT-2026-000011718 · never reused
Internal UUID01a0ae6d-1940-7e87-9dd1-562a83d6936d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011718
StatusPUBLIC

Content hashes

Canonical textce44365674e3abe120b2567db6991b11d1fb0b79748081fe864d22460001ce93
Markdowncf0ba761820edb52605ad35fdce656e3c2970156c3bbae8a3ec40f78915b315e
PDF
Publication pagea3f378fe07f9c8bb0ab74843974d56f22c26d392627deab7fcf30ee894c987bf
Manifest21b892ff43a8780e8ff28ecb940265ae8d5c35b1908cc92c12c6f696a5b1050d

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
Signatureb1Lhyo+JuH4DiQwgjMgbmXZN+Dq6UTAkRyP2BxAILVjsw4XWJjXZbtT9UhZgLvd+9wGef09S0GbCiS5+VdZCDg==
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

2026-09-17T12:12:19.862244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011718
observed a3f378fe07f9c8bb0ab74843974d56f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:19.844323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011718/manifest.json
observed 21b892ff43a8780e8ff28ecb940265ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:19.824035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011718/publication.md
observed cf0ba761820edb52605ad35fdce656e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:19.803282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011718/publication.txt
observed ce44365674e3abe120b2567db6991b11...
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.