OpenTechnical

OT-2026-000082337

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, sustained 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-2026-000082337) never changes.

Identity and time

Publication numberOT-2026-000082337 · never reused
Internal UUID01a0ae97-4d95-73c1-b9a6-8f7a38591100 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082337
StatusPUBLIC

Content hashes

Canonical textb5beb6edc03eb9d8f505377e8aa770fbcaa502071b34b4b0668d3a0cf1e91d28
Markdownb8e603a8dee2ed12f2157d1b155ae34b02ef59a4a4f6fd86fb38f44c95b962fe
PDF
Publication pagedde997b726b3170217e8c1a9d07f3797cfa131b72350928b5e7f3db6dbf91673
Manifestd4fb4bedaf5cd0a6541ea8746d3e543ee7f716cf19c786fdce8c637e1ffbd37a

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
SignatureUVSyNqzDyvsIC5rUtLBw15MVqGb9jOXeEOztw59Nw5nnF8pU23hdg/JQl2HBT1r+xGHYp1UkV47fTcBExdLlAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:12.433390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082337
observed dde997b726b3170217e8c1a9d07f3797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:12.416557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082337/manifest.json
observed d4fb4bedaf5cd0a6541ea8746d3e543e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:12.398733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082337/publication.md
observed b8e603a8dee2ed12f2157d1b155ae34b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:12.381249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082337/publication.txt
observed b5beb6edc03eb9d8f505377e8aa770fb...
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.