OpenTechnical

OT-2026-000043301

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, sustained 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-2026-000043301) never changes.

Identity and time

Publication numberOT-2026-000043301 · never reused
Internal UUID01a0ae7b-327d-7cda-8dfc-7423350ecf62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043301
StatusPUBLIC

Content hashes

Canonical text5169c6fbb4c369d055d0b2a6b79a0daafc4775efcdd6abfbed838424f12c4cad
Markdownc9d245f0a747d9baf9dad130cc24a5b8d4bd8cae5a25df7e99d387833ea40589
PDF
Publication pagefec131e56084ace340a0f40d0943110d43dafb1cad7efb093cfc4e89cdcf3881
Manifeste03f799ce1d149ac3e0726fed35fe9268a2b0a60ec856dcaeba420e4dade4907

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
SignatureKaFXWbN+6bljF9SWSE736iycEJjIlZWXB+HCL1UXhAIS56QbKnAnp70BW7Pm1VcyFvhed5isF1GP+aVuYCMwDg==
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

2026-09-17T11:13:47.911672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043301
observed fec131e56084ace340a0f40d0943110d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:47.894233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043301/manifest.json
observed e03f799ce1d149ac3e0726fed35fe926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:47.876230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043301/publication.md
observed c9d245f0a747d9baf9dad130cc24a5b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:47.857881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043301/publication.txt
observed 5169c6fbb4c369d055d0b2a6b79a0daa...
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.