OpenTechnical

OT-2026-000041259

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold 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-2026-000041259) never changes.

Identity and time

Publication numberOT-2026-000041259 · never reused
Internal UUID01a0ae79-b143-7bda-9e98-572f332b15f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041259
StatusPUBLIC

Content hashes

Canonical text4f6c394b167ecbf1f6da6688e6cf94965953cf85ab2ed5527c277b694b1bcc80
Markdown7d8515426b362057bf7d9f79b58054be74e2babd6f7b0fbf3db68544aaa55678
PDF
Publication page169876f9f1e8865ac65dfff6b091648e0bbf2627ef565d85ab083f86c77ba488
Manifestdd6e5ed9cd216001812b8a8c9164acce515b4204274bcc5f584d7eea7b8a5c6c

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
SignatureDQ9kLt4anoAmTvesHr8BWrYqiAXrwad6VpBIQyk+gqMbTSN0sumP9BpcnkQJQ0pMs8kgGITq21AwZRk4Q2wsDA==
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

2026-09-17T11:17:13.876206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041259
observed 169876f9f1e8865ac65dfff6b091648e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:13.856637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041259/manifest.json
observed dd6e5ed9cd216001812b8a8c9164acce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:13.836974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041259/publication.md
observed 7d8515426b362057bf7d9f79b58054be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:13.819538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041259/publication.txt
observed 4f6c394b167ecbf1f6da6688e6cf9496...
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.