OpenTechnical

OT-2026-000066440

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000066440) never changes.

Identity and time

Publication numberOT-2026-000066440 · never reused
Internal UUID01a0ae8e-ce40-7f35-abfc-fade42acca1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066440
StatusPUBLIC

Content hashes

Canonical textebbef86f6cc34b5510e4ece1a53365407cafc85d1e00c819afe7ba06c91f7a02
Markdown3e6189fcc4cc5e4583810380702347d5a5bebca9cce30e9e221f9cc368289fbb
PDF
Publication page255bdc435c20c68df4e6cbeb2935ecacb00e3bd4c21b17751f253231fcdf3e7e
Manifest05fa2ed673a60686c9bdeec7fec229e8a3433acddf9d693404646d7335e2df0b

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
Signature0M7DJKSiGEHy0jqdraM1BPI0whHLJgdd+c7RXPilT6/cMRUeVE2TG2tx/vJaXYgixeCNDW5g3xAeMM5IiKuSAQ==
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

2026-09-17T10:32:41.157821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066440
observed 255bdc435c20c68df4e6cbeb2935ecac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:41.138315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066440/manifest.json
observed 05fa2ed673a60686c9bdeec7fec229e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:41.118219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066440/publication.md
observed 3e6189fcc4cc5e4583810380702347d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:41.100419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066440/publication.txt
observed ebbef86f6cc34b5510e4ece1a5336540...
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.