OpenTechnical

OT-2026-000100850

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000100850) never changes.

Identity and time

Publication numberOT-2026-000100850 · never reused
Internal UUID01a0aea3-66f5-7a7f-aa55-f8d835f5ad37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100850
StatusPUBLIC

Content hashes

Canonical textb321ad882c115580e2a102dbac520ce677f4c5feafe2052a3790b6f7d1845f84
Markdowne5ebe92eddce9efaca067fffeba2181085060320d9b01f190b03a8d209b9d491
PDF
Publication pagef5a68d5e4fd1cddbd67f0dec5dd3c7c6d7ec76bd4c053ed9a0c23aacf26e09f2
Manifeste03ad38eb5486d6b87f2852b05caeeae99c2e2629e58c0409d4a2946aa8a657c

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
SignaturexRj8I76VcCADN4XBzUxngdEQ1Gvs15CreZ5k85WafiDPnvoQce3KhduLSRZ0bsgpx2c2m5dLstLayLpgxu1MCQ==
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

2026-09-17T09:27:46.712650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100850
observed f5a68d5e4fd1cddbd67f0dec5dd3c7c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.695285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100850/manifest.json
observed e03ad38eb5486d6b87f2852b05caeeae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.677297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100850/publication.md
observed e5ebe92eddce9efaca067fffeba21810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.657429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100850/publication.txt
observed b321ad882c115580e2a102dbac520ce6...
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.