OpenTechnical

OT-2026-000058236

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, sustained blow-off after 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-2026-000058236) never changes.

Identity and time

Publication numberOT-2026-000058236 · never reused
Internal UUID01a0ae88-6edc-7bde-8c4a-d7aaafb4325f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058236
StatusPUBLIC

Content hashes

Canonical text77c2579ece23547199b1da0f4f2f96f02e3322fac54bf85c413503a4c15c669a
Markdownb03e7ed70d5ea8a8f20ee1b52aaf78f831565cf0dafd8b24ebc690839f7f6c63
PDF
Publication paged7c8e3b010ed7c73f3b0d93f90414e0355f8a21780431e3005954354c7e16410
Manifestaede710bb02d26e109af2392a1811a07f087605a90c3630f3d5d0d71bcf98b53

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
SignaturenJwGFPPVtbxX1FBntN/dAO30C+kdNmdNzzpcfeIR0wyBJbhPcxiNCoc3N+87ym7F7p/4E/X1FPHrksOZ0IOlCA==
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

2026-09-17T10:47:56.849894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058236
observed d7c8e3b010ed7c73f3b0d93f90414e03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:56.829173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058236/manifest.json
observed aede710bb02d26e109af2392a1811a07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:56.807040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058236/publication.md
observed b03e7ed70d5ea8a8f20ee1b52aaf78f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:56.783356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058236/publication.txt
observed 77c2579ece23547199b1da0f4f2f96f0...
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.