OpenTechnical

OT-2026-000101607

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single stage ejector, 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-2026-000101607) never changes.

Identity and time

Publication numberOT-2026-000101607 · never reused
Internal UUID01a0aea4-0e15-7827-bed7-1915eadd13e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101607
StatusPUBLIC

Content hashes

Canonical text5cd10a704443bba0c6589f4b54fc78182e73b5807b6246f7ab014ace031b21a2
Markdown35dda09ae777d53d97db0f0f8273f99237cbe8d143d5fbc8e95c74ae4194d8cd
PDF
Publication page42a52f4a99f61c53bf3f37bfefa7b0bdce183d296d1cb29cfdac656776ba9160
Manifest3773998f59526a5555636932e79ffe51083bfae5e1cd3e540e22ce9e76963e12

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
SignatureR4OIQTZ+6z9dLfWetN9F94fleIg6Q0lIXA/0fCZifBtOOYDtprE1+gYXdkKSq9EKu7ZKaeJ2lrEBq/RutKX+BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:43.106671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101607
observed 42a52f4a99f61c53bf3f37bfefa7b0bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:43.087225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101607/manifest.json
observed 3773998f59526a5555636932e79ffe51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:43.069115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101607/publication.md
observed 35dda09ae777d53d97db0f0f8273f992...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:43.050215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101607/publication.txt
observed 5cd10a704443bba0c6589f4b54fc7818...
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.