OpenTechnical

OT-2026-000101905

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, pulsed blow-off after 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-2026-000101905) never changes.

Identity and time

Publication numberOT-2026-000101905 · never reused
Internal UUID01a0aea4-50f0-7d5a-b6d8-9647f3350d18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101905
StatusPUBLIC

Content hashes

Canonical texte325cf3a9bf557591a447cb417b451d7ee489d06f67a83c129fc1d404275d691
Markdown416c4b993943e7536750ec3dbd62102a0d3c376ea70d72978ff6f25482eec89c
PDF
Publication pagedd5260571d1e72e868856f5327f81c94c6ee86005556c266e155c08b747daf7a
Manifest9f0e8f20221b360d7028d2cd5c50817ece529b0ea131e82840b54f4d65eac863

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
Signature9Y0QUhvKLYNHa7FpsQWkZ54JZumtAdZ1InvgO9JPBj2Qr1lJx4pFKWbtyxnVzFWxMtyEUSAs0UQ/C7jJoW/GCw==
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

2026-09-17T09:24:30.935625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101905
observed dd5260571d1e72e868856f5327f81c94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:30.919252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101905/manifest.json
observed 9f0e8f20221b360d7028d2cd5c50817e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:30.885851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101905/publication.md
observed 416c4b993943e7536750ec3dbd62102a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:30.868425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101905/publication.txt
observed e325cf3a9bf557591a447cb417b451d7...
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.