OpenTechnical

OT-2026-000068760

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068760) never changes.

Identity and time

Publication numberOT-2026-000068760 · never reused
Internal UUID01a0ae90-6dcb-757f-8af3-9f2959cbc557 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068760
StatusPUBLIC

Content hashes

Canonical text6d1c5abd4d757694d737e1afc8be3fdf8a01f02ac11aa2a14d84b5dde3041949
Markdowna0482d113bb8b39911604f3348b3d8f11f4d0ee7a9a7b108af2830ff3a45cdd1
PDF
Publication page441f63d87d9c09192ea76945fd32faeea69493fe41019b2daa0dc4431e59f498
Manifestf2b739a3434453fdca37a4115b1cd35cfd54acaddd1c9178c754324401abafd4

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
SignaturelSGzPxW/4ywUviCqsPWYUH9TjzNnHSDRJusAUqHwOpGnJ7DPIgyxUJb4dXYj+/alPC9cTTx4GRKKm94wyC+CBQ==
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

2026-09-17T10:28:32.681260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068760
observed 441f63d87d9c09192ea76945fd32faee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:32.662316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068760/manifest.json
observed f2b739a3434453fdca37a4115b1cd35c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:32.643496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068760/publication.md
observed a0482d113bb8b39911604f3348b3d8f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:32.624689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068760/publication.txt
observed 6d1c5abd4d757694d737e1afc8be3fdf...
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.