OpenTechnical

OT-2026-000059089

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000059089) never changes.

Identity and time

Publication numberOT-2026-000059089 · never reused
Internal UUID01a0ae89-8611-7618-b4d1-b7f3d4741c34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059089
StatusPUBLIC

Content hashes

Canonical text825bc07aafde04438effec60a1d71e3cb465ce1562efc12192a63b125bbacbd1
Markdown8dbaee7b4ca732b08137fa3407edc5196989afeca92fc8c4721a1c2d1529bb22
PDF
Publication pagec48580fe10011582d2e5f99f8f38579ce0ad57c97ce2d1b64d9a2b3a8bf423f4
Manifest2e30e3214fc56b6eadf2ff7c58e0b63c0a2b57bce98208fe4f333ee39a3fedc1

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
SignatureptNO/ypuTQ5Gthq57vveYJgQ43wVXXnelo5rMX4ojyPODF8kCmfT7m43oSPcj59qCAYBnQW549fcOvzyck9UBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:55.248828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059089
observed c48580fe10011582d2e5f99f8f38579c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:55.230536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059089/manifest.json
observed 2e30e3214fc56b6eadf2ff7c58e0b63c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:55.210839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059089/publication.md
observed 8dbaee7b4ca732b08137fa3407edc519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:55.194026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059089/publication.txt
observed 825bc07aafde04438effec60a1d71e3c...
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.