OpenTechnical

OT-2026-000098927

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000098927) never changes.

Identity and time

Publication numberOT-2026-000098927 · never reused
Internal UUID01a0aea2-8286-740c-a8fe-51bbe7be4078 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098927
StatusPUBLIC

Content hashes

Canonical text43c90c4bcd59fb6e7e409541bbe3c337a1184272696e7f4dabe150f2f5ea9bdc
Markdownac27ebf5a50cb76608fa7abd9d30ad3bb2820be15cc283db9cdc2b78ca474f22
PDF
Publication pagea7edd512b5432b9fb1a24d93507697ea1cb1e9f6d0603170d859516de3c5b221
Manifest71cd849770ebb4e0f8735cf03b7c09687639956371ab300762d431efa28610b0

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
SignaturelI3NlutDiOtFlFomol/Q+r7oyebafZWXHrzi1y99Nd2jIiOn6ecvaHeBXgubxDGzCKGk+vScUOpHqbpVDHD5CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:59.462873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098927
observed a7edd512b5432b9fb1a24d93507697ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.446970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098927/manifest.json
observed 71cd849770ebb4e0f8735cf03b7c0968...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.432185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098927/publication.md
observed ac27ebf5a50cb76608fa7abd9d30ad3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.417107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098927/publication.txt
observed 43c90c4bcd59fb6e7e409541bbe3c337...
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.