OpenTechnical

OT-2026-000030547

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000030547) never changes.

Identity and time

Publication numberOT-2026-000030547 · never reused
Internal UUID01a0ae73-e505-7238-acfd-75547dd81201 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030547
StatusPUBLIC

Content hashes

Canonical texte7d73e019f89618571493e961accee231d68a14d705cca28c8b227b364710478
Markdownfc443ba5f2ab4f4fdf63c8983bd1587d47e7369fca6e51efd066420b7b2b6c24
PDF
Publication page1de8049167a1fb40df2a99024af18a9c0860dbb810371e937c038d399d53a9e4
Manifest77585bc51e55c698d573ae93e82be23d90de79c51be84da395aaa9deea6ac7d1

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
SignatureYeMPymz1Z1gcfAUCAXzPIy54Ik64qGg3rjH6UNdht+iRrLF+2p2r8RED1WPVevwqctqqBQPRANKZsc9aQ0D3Cw==
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

2026-09-17T11:38:24.846674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030547
observed 1de8049167a1fb40df2a99024af18a9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.828735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030547/manifest.json
observed 77585bc51e55c698d573ae93e82be23d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.807607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030547/publication.md
observed fc443ba5f2ab4f4fdf63c8983bd1587d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.789261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030547/publication.txt
observed e7d73e019f89618571493e961accee23...
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.