OpenTechnical

OT-2026-000088348

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000088348) never changes.

Identity and time

Publication numberOT-2026-000088348 · never reused
Internal UUID01a0ae9b-5d27-7939-ace1-1f631c92fc34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088348
StatusPUBLIC

Content hashes

Canonical textade90a0f95c622e882b074fe1c597e8305d5c5be762ae6efb02ee6ea5b520992
Markdown5063b15a857412ccc0744fba38661577cc5ac8c5816d49087f8371d252859a73
PDF
Publication page9ef63507f8d86d6dfb0276df89e0fe130d31811dc5974fcbb00805da783d430c
Manifest7bf918c93199571beb0d0f7d732034de80c73289e0dc94b3887ed63c8b71011b

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
Signature6/2S5oN2hcC6vug3DRiiQa6OVraaMG8FuAGIhGHUlKFDXhNENvQY8OwsKRnk0786LrtIF/b13sHbWU6/NvTwCg==
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

2026-09-17T09:48:41.255008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088348
observed 9ef63507f8d86d6dfb0276df89e0fe13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:41.237399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088348/manifest.json
observed 7bf918c93199571beb0d0f7d732034de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:41.218472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088348/publication.md
observed 5063b15a857412ccc0744fba38661577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:41.200526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088348/publication.txt
observed ade90a0f95c622e882b074fe1c597e83...
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.