OpenTechnical

OT-2026-000079405

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, sustained blow-off before set-down

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-2026-000079405) never changes.

Identity and time

Publication numberOT-2026-000079405 · never reused
Internal UUID01a0ae96-0b91-76f9-99bd-8468f894328c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079405
StatusPUBLIC

Content hashes

Canonical text22d1abd9ff0a4dcf89f811a0b6a6e176b0f73871da3e51d349739973f5f640a3
Markdownbc086ecce234d739e01de2572c196a0e1bf5d8acf8c2b966a6ac9c97fb730bfb
PDF
Publication page06eb9ed265a56ad548c27dfb7e352ca7a4118b7ec1648a081c92e84ec932d39f
Manifest8b8a30c8763c7a999b859e279005a7a770eeaea6b84b2dfd6d95cc614ef4c90f

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
SignaturenpdNb4Tu4mJXbWT+3mVQdSL4Ewv1vWGTSpW5z7lzOTebYUZZnJngC1tnE5NH4Z9ExzA0Sog4HItzCJZ8fecRBw==
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

2026-09-17T10:04:43.445040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079405
observed 06eb9ed265a56ad548c27dfb7e352ca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:43.427392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079405/manifest.json
observed 8b8a30c8763c7a999b859e279005a7a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:43.411601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079405/publication.md
observed bc086ecce234d739e01de2572c196a0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:43.394653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079405/publication.txt
observed 22d1abd9ff0a4dcf89f811a0b6a6e176...
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.