OpenTechnical

OT-2026-000047902

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold 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-2026-000047902) never changes.

Identity and time

Publication numberOT-2026-000047902 · never reused
Internal UUID01a0ae7f-c421-7377-97f7-2f036ec1a640 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047902
StatusPUBLIC

Content hashes

Canonical text37a622dc69811b3e668154d154608ee7df69f63d22544236ba197b1e6030a402
Markdown81a771b8af6d6ac53a7558d691068b164ba5b817bb26995cafe443322397dd98
PDF
Publication page74a639e9150e53f976d88bb685ff7fa03e0af1c78de042e6e8f5d033deb2a711
Manifestbe2c6327a5653926baecbeb77e0440886779ae231d8e06b21c55b34b3355d67e

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
SignatureusMHpUqnjpSHEodXwBMnthary5osBUU23iTw277YmRNcBaWWxt+K+6+CXL1d7NALdfXZzyT8iVH7/57EZMYGCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:05:50.594663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047902
observed 74a639e9150e53f976d88bb685ff7fa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:50.576286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047902/manifest.json
observed be2c6327a5653926baecbeb77e044088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:50.557581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047902/publication.md
observed 81a771b8af6d6ac53a7558d691068b16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:50.538170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047902/publication.txt
observed 37a622dc69811b3e668154d154608ee7...
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.