OpenTechnical

OT-2026-000044769

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000044769) never changes.

Identity and time

Publication numberOT-2026-000044769 · never reused
Internal UUID01a0ae7c-911a-7d0c-ad34-9ab2152ae6b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044769
StatusPUBLIC

Content hashes

Canonical textd54d822b42985a3ebd17b0b444cc476036d75e4dca84448bdc1c5d686070e967
Markdownedab0e46b6034278f4bca28b882c17882660ac5aacffb3cfb42463c2e3081b2b
PDF
Publication page49aa8703d61251ebff2e310401663c6abfa012a4cfb0af88a4d1c6d115a95e6e
Manifest915c40140230d682ce81095f355ae8ba4af90e5db1fa242e785676653a6086b5

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
SignatureXfYvGUzWJJI7nz0Cc0iQRqfEz/VG/eW1G9pQ00ZCHjN/FQOqkyAb5wKLroNSKfQY7AmJmUAMiXdKKvTfIQYsAA==
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

2026-09-17T11:11:23.485962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044769
observed 49aa8703d61251ebff2e310401663c6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:23.467086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044769/manifest.json
observed 915c40140230d682ce81095f355ae8ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:23.447338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044769/publication.md
observed edab0e46b6034278f4bca28b882c1788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:23.429121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044769/publication.txt
observed d54d822b42985a3ebd17b0b444cc4760...
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.