OpenTechnical

OT-2026-000087122

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, sustained blow-off before set-down

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-2026-000087122) never changes.

Identity and time

Publication numberOT-2026-000087122 · never reused
Internal UUID01a0ae9a-9f2d-7b9b-a013-d63d1b69bd74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087122
StatusPUBLIC

Content hashes

Canonical text4ef2498b0ccde3717606ae15e08ec658817b24ab933b82cf786317d890e10d47
Markdownda6882e99ff19bbd231d637faa5ab3d5e05dc1f57326f2d9bc07b29915df5979
PDF
Publication pagefa6167acc7b87e82d4ae63f23df24fab79cded8adddfe8dd6beea7039b9b19f2
Manifestf0719cce2ba2aa770b2b0c84818ac2f10507ed22c50000ad8309e5a6b43945e9

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
SignatureUGjUZCwl3nCuU/pHoKf6ZbIoP7X/NOIGzyo10dh98naxR8VrAZycsBrpudf+L9siniOEiolkqGakFSz1Voq5AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:23.083104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087122
observed fa6167acc7b87e82d4ae63f23df24fab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:23.066865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087122/manifest.json
observed f0719cce2ba2aa770b2b0c84818ac2f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:23.050179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087122/publication.md
observed da6882e99ff19bbd231d637faa5ab3d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:23.035117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087122/publication.txt
observed 4ef2498b0ccde3717606ae15e08ec658...
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.