OpenTechnical

OT-2026-000023311

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed 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-2026-000023311) never changes.

Identity and time

Publication numberOT-2026-000023311 · never reused
Internal UUID01a0ae70-7268-701a-894a-6790852b0e8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023311
StatusPUBLIC

Content hashes

Canonical text888e59f749ddd4693b37c4793c98e521029e600e2a812d90a9241ca1ff012df2
Markdown304af7454472b1852db970583b834450706800002638ffb41ce06774baf34917
PDF
Publication page010f34f7e5d50765578fc1a2a50aee90e7176cc560505e607746649f4b7a461d
Manifest9ef3a82bd53bd9159ab25aaa8cbee3b11fbe2fccf429b10ac56120f5450a10a1

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
Signaturefk1lO19UqtFyqKCUjoarn1ysSMQnU7vl3ofrxr9UJ4Qt8JfFzW2vZl3Rx3wS1TNXlUTFjRD+Yf243YenfWzNAQ==
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

2026-09-17T11:51:23.671118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023311
observed 010f34f7e5d50765578fc1a2a50aee90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:23.651006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023311/manifest.json
observed 9ef3a82bd53bd9159ab25aaa8cbee3b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:23.634509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023311/publication.md
observed 304af7454472b1852db970583b834450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:23.616135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023311/publication.txt
observed 888e59f749ddd4693b37c4793c98e521...
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.