OpenTechnical

OT-2026-000010895

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, supply line pressure sensor, vented after 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-2026-000010895) never changes.

Identity and time

Publication numberOT-2026-000010895 · never reused
Internal UUID01a0ae6c-540d-7cb6-94b7-250e7a205226 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010895
StatusPUBLIC

Content hashes

Canonical textdac6abcbffb87998baa5ddceead625b1a2f36b2a493a32d25eb718f60ebea830
Markdownbf3c20a0dee639d29a89a8fcee6141c6af898c15c807b9db82deceac989c84d6
PDF
Publication page60d5329a93b6d3e929c1e7333eae326d6f2c2f5676e5ab805a81cccc6a5559ce
Manifest808149ffe9780a234ce2ff5ebd3aec6f9c6d78869dda1969f854fdd633235bc2

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
Signatureuc50505INCKNJemfWCNpTB6pxdBwJi8p7y3QY9NkRFxZggLPd/Zh6JEBcJ0FxR4vc1QqGkLTX/L8RMOz7NTOAA==
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

2026-09-17T12:13:39.885374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010895
observed 60d5329a93b6d3e929c1e7333eae326d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:39.867132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010895/manifest.json
observed 808149ffe9780a234ce2ff5ebd3aec6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:39.847236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010895/publication.md
observed bf3c20a0dee639d29a89a8fcee6141c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:39.827679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010895/publication.txt
observed dac6abcbffb87998baa5ddceead625b1...
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.