OpenTechnical

OT-2026-000006858

Publication integrity record

Vacuum cup gripper, six outlet manifold, three stage ejector, vented after set down, silicone cups

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-2026-000006858) never changes.

Identity and time

Publication numberOT-2026-000006858 · never reused
Internal UUID01a0a969-e0bc-7a3a-9f1f-7545e31272be · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:51:23.455312Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006858
StatusPUBLIC

Content hashes

Canonical text4acf8199f92d78fce62b9fac9ca63333fd18b26ca5db9812cef031cf042f052b
Markdownd74c8807567727be5186e5c40ee64cda4a91cf84b9043b1ef3d39afdd2220484
PDF
Publication page85ebf37edab46b28ae30f370eb1dba14edc50e7ba3fa80224a33090f005f8824
Manifest09148a27cb1c5cd84887f9ea42898fa999778e37e8e5fe76147b837bfd515b95

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
SignatureHSEOI6/nDfoRxyxjmP2T6RbzUilOF9FqRm4DHVgDbN5ZsZccW0cc7c7mIwRfSgyD+UoQrV8Bdcd7yOq6Pf2QDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:28.447274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006858
observed 85ebf37edab46b28ae30f370eb1dba14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:28.434038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006858/manifest.json
observed 09148a27cb1c5cd84887f9ea42898fa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:28.417452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006858/publication.md
observed d74c8807567727be5186e5c40ee64cda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:28.403749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006858/publication.txt
observed 4acf8199f92d78fce62b9fac9ca63333...
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.