OpenTechnical

OT-2026-000080036

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line 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-2026-000080036) never changes.

Identity and time

Publication numberOT-2026-000080036 · never reused
Internal UUID01a0ae96-4377-7fb3-8af6-d1fa4cbfcd51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080036
StatusPUBLIC

Content hashes

Canonical text8b43e1ffdbd93969abffd05acb28424c9c1a5ad277f9f7e17fd401f1b079152a
Markdownd8a8872412a482ae4189a2bd05e7ae4a91796fba7b1a8838660451efd87c4be4
PDF
Publication pageb6455bebb65a6a737614b23aaf981bca417e115bf458d7716bc5d555b83cb40f
Manifest45f47669844b9c24f4616c99cff20e14202da028daf958ac78f870af7d3afa23

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
SignatureJlpQNw6gA5CqmKGyAigpMnYggazYV3iOBpm/oZJWsdMjlLdM0EYRwiD5w6DotO2sZlo4ax54y3ElsvBPom83Bw==
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

2026-09-17T10:03:57.681566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080036
observed b6455bebb65a6a737614b23aaf981bca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:57.660900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080036/manifest.json
observed 45f47669844b9c24f4616c99cff20e14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:57.642300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080036/publication.md
observed d8a8872412a482ae4189a2bd05e7ae4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:57.619746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080036/publication.txt
observed 8b43e1ffdbd93969abffd05acb28424c...
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.