OpenTechnical

OT-2026-000068058

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000068058) never changes.

Identity and time

Publication numberOT-2026-000068058 · never reused
Internal UUID01a0ae8f-c4fe-7588-96d1-9bd6e45641e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068058
StatusPUBLIC

Content hashes

Canonical text170171702c4b0ca9a4160be1fccf1a07c2a0e2f01eb054145e16e1f01c1dc3a6
Markdowne4bcc217776ed062895636fd4234ae8450d61b468393258b9f0e3efbce1300ad
PDF
Publication pagead1e67db634f9a22fbf688ebd3f9f161bb356a4567ac439537d5ddd638cfa6a1
Manifest453ecee5d3d288de24b0df632405810bfd771c04a659a284e9d61f9321363537

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
SignaturesF2rN2HMn9rNtacVAgqV3+F49FS8pWv5Fxo/2TAOxBanQt3pNdR8JtTpZ86vcQx5lWG719nC0ESvWNGdI4pkBA==
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

2026-09-17T10:30:38.525304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068058
observed ad1e67db634f9a22fbf688ebd3f9f161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:37.690378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068058/manifest.json
observed 453ecee5d3d288de24b0df632405810b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:37.677208ZHTTP 502 · ERROR
https://opentechnical.org/p/OT-2026-000068058/publication.md
observed ...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:37.656917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068058/publication.txt
observed 170171702c4b0ca9a4160be1fccf1a07...
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.