OpenTechnical

OT-2026-000097929

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line 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-2026-000097929) never changes.

Identity and time

Publication numberOT-2026-000097929 · never reused
Internal UUID01a0aea1-92f7-7f19-b033-67c72f28fd55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097929
StatusPUBLIC

Content hashes

Canonical text1c7f5088df72c3b2993d759da2fd101a9f2b4a6380bdca136a915b740d66c223
Markdown2f7de7ca17cd96ae31975a25b79df79d63d75d5d7e2c7faf6beb2760c5f2b80f
PDF
Publication page9f22ea68af9727a46305126835288e757bb8347c66d3836e382f1a8ad966d663
Manifest14a26b5a54602b430d9a884f575d19b9bbdd6be7402a09e9dd40dba68a8e2a16

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
Signature/fuOS7+w9GEKyDOAEXBf5D59NDag57xgcq8r8/iadZGFcT+QVrayZCp6KkE/vP98AbcMg/wBeWXiRKUpQQ3uCQ==
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

2026-09-17T09:33:03.613942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097929
observed 9f22ea68af9727a46305126835288e75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:03.597316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097929/manifest.json
observed 14a26b5a54602b430d9a884f575d19b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:03.579158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097929/publication.md
observed 2f7de7ca17cd96ae31975a25b79df79d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:03.561819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097929/publication.txt
observed 1c7f5088df72c3b2993d759da2fd101a...
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.