OpenTechnical

OT-2026-000016129

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000016129) never changes.

Identity and time

Publication numberOT-2026-000016129 · never reused
Internal UUID01a0ae6e-2d10-7df2-b7f6-ac30b818ed97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016129
StatusPUBLIC

Content hashes

Canonical textd8f0b6ad40c2d3476777862bba7ae846f54b1b793459aefbe39d527746c050d8
Markdowne31fbea21f05641f3c5bb414241f6cb3b15270b9b0f0c43ad7de931ad99d874d
PDF
Publication page22f4c6a5bac8e4378e50c6e83d99f3f2f61bc55b0f4cae57d5b0cda8b472041d
Manifestfa202ba1113d0d5ccf29deec44544e1a358ef7bcaed95378a46b421e8790098d

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
SignatureNg1E0pupN4iBVaEr6gehSAVfYxUjVtcUfohicmXTuS1JBLAw6hfT1ls4ZdT1SiWm5sxg+305pJs8N/6yOzDuDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:03:33.716798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016129
observed 22f4c6a5bac8e4378e50c6e83d99f3f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:33.699134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016129/manifest.json
observed fa202ba1113d0d5ccf29deec44544e1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:33.681765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016129/publication.md
observed e31fbea21f05641f3c5bb414241f6cb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:33.662925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016129/publication.txt
observed d8f0b6ad40c2d3476777862bba7ae846...
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.