OpenTechnical

OT-2026-000052598

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000052598) never changes.

Identity and time

Publication numberOT-2026-000052598 · never reused
Internal UUID01a0ae84-573b-71e1-8559-18910817b6dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052598
StatusPUBLIC

Content hashes

Canonical text0dea3d4e17b1684a9cd359397812c6de071e776b16f004db763b5a8dcbe3f2bc
Markdownfab297d1215474c8d04d85d597d261fe16435a44fba8c10e8f8d87b7f2dda98e
PDF
Publication page642b2f19b257a54e19404638b8e0dee4b83a3a87070dc8e82b279c00150113aa
Manifest080e10287fc7cc5dbd9943234744bc129310e230db71aed6d17003f0fdf23cba

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
SignaturedH3GcJILWtn+YtoWifvDSdc2o6aKMQ4aiaiXJkAjgc7Ye9W8ELDhl9Mib22tHDFyYe0W/aHQzm+Lq4wQHy5OBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:15.915350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052598
observed 642b2f19b257a54e19404638b8e0dee4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:15.898658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052598/manifest.json
observed 080e10287fc7cc5dbd9943234744bc12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:15.881147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052598/publication.md
observed fab297d1215474c8d04d85d597d261fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:15.863018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052598/publication.txt
observed 0dea3d4e17b1684a9cd359397812c6de...
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.