OpenTechnical

OT-2026-000068027

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000068027) never changes.

Identity and time

Publication numberOT-2026-000068027 · never reused
Internal UUID01a0ae8f-c4fe-7024-bcef-de09b561c074 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068027
StatusPUBLIC

Content hashes

Canonical textac76c2c61fa0b4c72b8e33fdd478fe4bad7f9aa1d15cb0b5b0ddc7e2d5e278d6
Markdownff3bf99d45f975f1c275c313d5539191ff1e643ea637291f1df0dc20f27faaf7
PDF
Publication page1b76345b0b27cbfd86e5f431f14facddf1d8481748810fa5e984411536e9c20c
Manifest40e49c963a4e36c2006389a1063b935b647e6537c185d3dc6c189f104621e66b

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
SignaturexGApLo3Ge3+ID5j7YaUnvWajSJFh5YS1dTsmotqGATrDMA+VFx6VsR5jB0cRPZ1OIOvchhL3VHlWpzB5NNiHDw==
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

2026-09-17T10:30:35.357241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068027
observed 1b76345b0b27cbfd86e5f431f14facdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.337988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068027/manifest.json
observed 40e49c963a4e36c2006389a1063b935b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.319183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068027/publication.md
observed ff3bf99d45f975f1c275c313d5539191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.302096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068027/publication.txt
observed ac76c2c61fa0b4c72b8e33fdd478fe4b...
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.