OpenTechnical

OT-2026-000059175

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000059175) never changes.

Identity and time

Publication numberOT-2026-000059175 · never reused
Internal UUID01a0ae89-8612-7ac3-b371-dcade6b960ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059175
StatusPUBLIC

Content hashes

Canonical textc8c70365c3479f1a780f4b8b3da33f2dfc9b094085be3b70a7988a73767c70e6
Markdownf7e37fa7e728c928f85a7cc8c063a2e84667ac61e37697332afbefef7bd87dbc
PDF
Publication pagee0702970d968f989414f4ccaf4d8c66c2f0356a94474f7f47d9a22025de86ee2
Manifest65555717b42950f4005c13104d808ae0895e37e328981c4394a5629b8880676d

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
SignatureqPO8eWitu+BEkkMcwqNxoS5aE/gopQZgSRZt6QauzebKYOsy+W0S4fE0qlwLuzmycG/ZTyOORN+53EFB3IljCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:07.912346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059175
observed e0702970d968f989414f4ccaf4d8c66c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:07.895810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059175/manifest.json
observed 65555717b42950f4005c13104d808ae0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:07.879736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059175/publication.md
observed f7e37fa7e728c928f85a7cc8c063a2e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:07.861886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059175/publication.txt
observed c8c70365c3479f1a780f4b8b3da33f2d...
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.