OpenTechnical

OT-2026-000101480

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000101480) never changes.

Identity and time

Publication numberOT-2026-000101480 · never reused
Internal UUID01a0aea4-0e14-7353-9090-4dd320388a72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101480
StatusPUBLIC

Content hashes

Canonical text29f53a914cd4673133ec9313b156f125ee056454cd7dfb445d657280aef6b7d1
Markdown00067cb49303e1cfda956a36b830b8d2dd6645f6c1f8de91fe6b89931f72b7d7
PDF
Publication pagef8a839085169580062368f57e0653cf828afad5999955fd262f35af42e2c235a
Manifest4f42e2a4412a9ace930e1b0beddd1b006a8a41e45dbe3c1ef39684086b907146

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
SignatureBBiZhZHmCa9Mwl8v3toVhdN/HrvNcNYtICG02zoJ7fClgE2VHICOErDXDpIjZXJAXrkamY/uFsahwv5f6QcJDQ==
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

2026-09-17T09:26:03.939135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101480
observed f8a839085169580062368f57e0653cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:03.921106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101480/manifest.json
observed 4f42e2a4412a9ace930e1b0beddd1b00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:03.902392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101480/publication.md
observed 00067cb49303e1cfda956a36b830b8d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:03.884190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101480/publication.txt
observed 29f53a914cd4673133ec9313b156f125...
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.