OpenTechnical

OT-2026-000030958

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000030958) never changes.

Identity and time

Publication numberOT-2026-000030958 · never reused
Internal UUID01a0ae74-3fb6-7dbb-90cc-7476766dc454 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030958
StatusPUBLIC

Content hashes

Canonical text5de58374dd808c58b87fabf35e555e586bc9520f70981b5620d418795f84cae1
Markdownccec693f825bd1fac0eafcad2ba4c0e92f249a943b9f9d75d365901f39c5cbe9
PDF
Publication page6e7456674db1ba8d7afa2b886322d3f1c36f4ca9ced8cf1ebc1b0e5f49068246
Manifeste216a05e7a2af07d3fac7615a692067084e403f7088034d9597643c1dc689b45

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
SignaturerAWX/HHrZUPS/65LQfp2BNNPf5TuhaeOtMeMMCKJJRxhk6EkDozGqdFL4wm5hAwQpIFVNTV5hULCj3B2waS6Dw==
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

2026-09-17T11:36:57.572411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030958
observed 6e7456674db1ba8d7afa2b886322d3f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:57.551447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030958/manifest.json
observed e216a05e7a2af07d3fac7615a6920670...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:57.533414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030958/publication.md
observed ccec693f825bd1fac0eafcad2ba4c0e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:57.515787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030958/publication.txt
observed 5de58374dd808c58b87fabf35e555e58...
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.