OpenTechnical

OT-2026-000082030

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000082030) never changes.

Identity and time

Publication numberOT-2026-000082030 · never reused
Internal UUID01a0ae97-4d92-7424-bfcb-4999979a13b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082030
StatusPUBLIC

Content hashes

Canonical text6ab3a7415bbe902b1a65fa074b30f43ead1b0751b711aea14944bb78481fb86d
Markdown5a1a506b1676b631e6550410cd447831803cee477624605f447aa9383f956c1c
PDF
Publication page0c299f7967c9cac1c7a0f60e2b27eaf42fabe7de7e07ad5560f4677f840dd2b9
Manifestca915f4b6eb74ac7e463e1e9084db48b137527d0bdf9fece7aa7304a52d7750f

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
SignatureDoKylHqHyz5Nnixd0K2MzC7F/8UIAnx+tV9OstT/M8kPKzHutduRQdBNMYj07CaAYTfhUrcQ9E9eY08vwE8oDg==
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

2026-09-17T09:58:49.399711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082030
observed 0c299f7967c9cac1c7a0f60e2b27eaf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:49.381103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082030/manifest.json
observed ca915f4b6eb74ac7e463e1e9084db48b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:49.362284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082030/publication.md
observed 5a1a506b1676b631e6550410cd447831...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:49.345341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082030/publication.txt
observed 6ab3a7415bbe902b1a65fa074b30f43e...
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.