OpenTechnical

OT-2026-000098399

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line 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-2026-000098399) never changes.

Identity and time

Publication numberOT-2026-000098399 · never reused
Internal UUID01a0aea1-e965-7470-81f4-b9a8dac89772 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098399
StatusPUBLIC

Content hashes

Canonical text67942d16b8cf52124a1c64e1024c5e979fd5d21928145a0e28c895e176c904ce
Markdown7be3ef7d77c037a13e90fdb0387b51d376fc31de22ddfe44c0d8d38ecbee48a0
PDF
Publication pageecba01f11fcd18e25b50282732adcf135a1365317ccf030881f19ddcc6141723
Manifest18803e6b13629c1690fb2aec98c282552216d1051727a65967835752fd5c1267

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
Signaturew6WPdiSVm/DFj9D5B3lwL53INY+STRh/oD0YcZDaU4XUdd2byLyhZ/WShSXtO+RjAPWgcmgC1CjbKVP8UamrDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:08.551209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098399
observed ecba01f11fcd18e25b50282732adcf13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:08.532128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098399/manifest.json
observed 18803e6b13629c1690fb2aec98c28255...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:08.512195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098399/publication.md
observed 7be3ef7d77c037a13e90fdb0387b51d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:08.490920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098399/publication.txt
observed 67942d16b8cf52124a1c64e1024c5e97...
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.