OpenTechnical

OT-2026-000048256

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000048256) never changes.

Identity and time

Publication numberOT-2026-000048256 · never reused
Internal UUID01a0ae80-4de3-7006-976c-e41b42c989e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048256
StatusPUBLIC

Content hashes

Canonical text94fc425b415852a357f67fa518bb7673b9ad9e3cae83e8cfbd092d9c9e7d6c9d
Markdownb5478ff38094c36f462a1f4b7c2de197f95e653dac58626e3b452d42a8293019
PDF
Publication page3e472766e45bc9a550ad66e867bb875317b2695e4215c8678a16674a7645132e
Manifest9e4660820f10f3f1e887956b688125ae766dafcb025a4b6e9081cd0ffe3089c7

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
Signaturepan8uz9YVHYEYSv+xBRvSFmjvsYb0JOXJKq2PrdcmqqwcHWEpTbcoAU0jl5LiCFBijjxzzRMwCPhEGEfn65LDQ==
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

2026-09-17T11:04:49.522788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048256
observed 3e472766e45bc9a550ad66e867bb8753...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:49.497739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048256/manifest.json
observed 9e4660820f10f3f1e887956b688125ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:49.475509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048256/publication.md
observed b5478ff38094c36f462a1f4b7c2de197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:49.452412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048256/publication.txt
observed 94fc425b415852a357f67fa518bb7673...
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.