OpenTechnical

OT-2026-000100706

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000100706) never changes.

Identity and time

Publication numberOT-2026-000100706 · never reused
Internal UUID01a0aea3-66f3-7072-8004-4573e86031fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100706
StatusPUBLIC

Content hashes

Canonical text3fbcb06e18b7934f4e2ca74f410ba7ab3b263418340a754451ca35a39aefdc22
Markdown5e4f6a4c33df99ec765b11ecd9cad9069b23ae263544fe8322ff70464931c0aa
PDF
Publication page5cb2fb761cee3a660c9b0669f521b54d42f980dfa31e7a106bfcd76975a363e1
Manifest176b9fade195d03b831a9ea547cdad67ac6116d2010a9b0c9ce10f0783bfa929

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
Signaturek1fYd91Vk8RZuwrhUcF2Hvh/BNoAxVfK6ww1PN8E8uFwGjM0L+Fd8f8s0cu/RXC++8LnY+M6zYzjxtcX+oZFDA==
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

2026-09-17T09:27:31.592058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100706
observed 5cb2fb761cee3a660c9b0669f521b54d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:31.575378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100706/manifest.json
observed 176b9fade195d03b831a9ea547cdad67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:31.558904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100706/publication.md
observed 5e4f6a4c33df99ec765b11ecd9cad906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:31.541618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100706/publication.txt
observed 3fbcb06e18b7934f4e2ca74f410ba7ab...
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.