OpenTechnical

OT-2026-000034654

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000034654) never changes.

Identity and time

Publication numberOT-2026-000034654 · never reused
Internal UUID01a0ae76-1ed1-78fd-80a8-67465039361e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034654
StatusPUBLIC

Content hashes

Canonical text10e12ccb4be2b0b2480771e62459f5da1b6a69386c31b0af1365e06d620f3eef
Markdown89ae9791e43e9a6200d0d7e0adb92a3af71a3931fb7d95cc248f515af2a394c2
PDF
Publication paged4faebd4cf970fa5363eee5606383279ae42891b8115fd8393a1908ec25b8efd
Manifest32c0e91b725ab7e8aba4d0f3f8825a5b559fd5b3e598384dd0c5e53e196d1085

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
SignaturegZDJZvQmDx9UmYU4u2RVcFhUl8PWrLfgq0S/NQAncFMJSaysNMXAD1GDUEwtnSF4R6gDqWeCioruXP68MkATAA==
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

2026-09-17T11:29:02.736401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034654
observed d4faebd4cf970fa5363eee5606383279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:02.719472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034654/manifest.json
observed 32c0e91b725ab7e8aba4d0f3f8825a5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:02.703365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034654/publication.md
observed 89ae9791e43e9a6200d0d7e0adb92a3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:02.688512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034654/publication.txt
observed 10e12ccb4be2b0b2480771e62459f5da...
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.