OpenTechnical

OT-2026-000033653

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000033653) never changes.

Identity and time

Publication numberOT-2026-000033653 · never reused
Internal UUID01a0ae75-a390-7c2f-9909-de36d4815a81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033653
StatusPUBLIC

Content hashes

Canonical text5fed61f690f2e54eb058a0e8c11bf01fef7de6e1c638849fec785eca1532133e
Markdownd00210a8f3aacd5d81e16d7350ffe1a1dc4c9683e0db0de651fa288587be2328
PDF
Publication page214c635870f798a033090539557f7f9a49d0f1f46906fa3fc78a4cfe740c7c99
Manifestf794bd5d7641192eb665c5383f8ddc55b42a1d2829f25b372c93ded8f14a828e

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
SignatureilPFTI3NZ7CIg0iYrLe27GYdWWnmYTfz3sXAgVj/cIS3mI5LLCgv4/Z4iB4gwGASG9PUHeAGnts1SibncZqiCQ==
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

2026-09-17T11:31:38.281730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033653
observed 214c635870f798a033090539557f7f9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:38.263320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033653/manifest.json
observed f794bd5d7641192eb665c5383f8ddc55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:38.243079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033653/publication.md
observed d00210a8f3aacd5d81e16d7350ffe1a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:38.224902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033653/publication.txt
observed 5fed61f690f2e54eb058a0e8c11bf01f...
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.