OpenTechnical

OT-2026-000070952

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, vented 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-2026-000070952) never changes.

Identity and time

Publication numberOT-2026-000070952 · never reused
Internal UUID01a0ae91-8c2e-7f02-bf16-c3e123906e7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070952
StatusPUBLIC

Content hashes

Canonical textdb1507fb4d9022e96559acb2c30d0d3e21dbc828ac6354dc70ae55bbe8038674
Markdown97677ddfb97e446978e8b44aec30cd0dce4b23043e118df394942fb45414b7a3
PDF
Publication page98a733c0eea1d39025366a2d11e90299c02e698d0eace5d639113415ec6e7d44
Manifest9d50e1c5a8d86b47064eda11749b84fabe71e682808a6fca369d57b7204b26ef

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
SignaturemBuo2JXwVkrll24W4HenEhW0RSt7woLgTKN9o3b4X2uFfHmhaqDef4TAq7+7n5ogVc5X/NH8MWnwlj94pdxtCg==
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

2026-09-17T10:25:47.294812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070952
observed 98a733c0eea1d39025366a2d11e90299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.277365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070952/manifest.json
observed 9d50e1c5a8d86b47064eda11749b84fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.260178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070952/publication.md
observed 97677ddfb97e446978e8b44aec30cd0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.242676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070952/publication.txt
observed db1507fb4d9022e96559acb2c30d0d3e...
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.