OpenTechnical

OT-2026-000051867

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

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-2026-000051867) never changes.

Identity and time

Publication numberOT-2026-000051867 · never reused
Internal UUID01a0ae83-7c84-771a-ab5a-c48454ba1b81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051867
StatusPUBLIC

Content hashes

Canonical textd070d00b27bc59d31179c838c4a440cc82e0d0d23b94cee1ea7835def2592e23
Markdown871e67cd8abf7a465309867cc015c41c537075d14083a5fd7e7afbf14b0a21a6
PDF
Publication pagea64dbdaff3494c1bc0f82cab6890ecf579834a152d8be9d23cdea06c3f474989
Manifest827d3045973ab3bd9b642db60a6427bcb8200862028b3150aa8d510160c3f338

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
SignaturevY4mrgSTiZd3g9rAjzM5/BR86KFYgOnMCQFPlD94pkfn3PtjeOO2jhyvFZ/Ub3Qm715rgFcGDTyWodTmeYURBg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:48.141350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051867
observed a64dbdaff3494c1bc0f82cab6890ecf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:48.122583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051867/manifest.json
observed 827d3045973ab3bd9b642db60a6427bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:48.104335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051867/publication.md
observed 871e67cd8abf7a465309867cc015c41c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:48.085383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051867/publication.txt
observed d070d00b27bc59d31179c838c4a440cc...
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.