Pith Number

pith:FKE3AABO

pith:2025:FKE3AABO5PZZVEWJSXKA3I4JAX

not attested not anchored not stored refs pending

Pressure Field Reconstruction with SIREN: A Mesh-Free Approach for Image Velocimetry in Complex Noisy Environments

Fernando Zigunov, Renato F. Miotto, William R. Wolf

arxiv:2501.17987 v1 · 2025-01-29 · cs.CV · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FKE3AABO5PZZVEWJSXKA3I4JAX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T11:57:54.568204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a89b0002eebf39a92c995d40da38905efdb1448386651e0edd7cb340fcf4bc0

Aliases

arxiv: 2501.17987 · arxiv_version: 2501.17987v1 · doi: 10.48550/arxiv.2501.17987 · pith_short_12: FKE3AABO5PZZ · pith_short_16: FKE3AABO5PZZVEWJ · pith_short_8: FKE3AABO

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/FKE3AABO5PZZVEWJSXKA3I4JAX \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 2a89b0002eebf39a92c995d40da38905efdb1448386651e0edd7cb340fcf4bc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "413c4c7fed4ccc3b7f996b649c7da0cc5da7e25b7ae9b9ccca0bd62f0dea6438",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-01-29T20:49:59Z",
    "title_canon_sha256": "2ce6d18737abac9c93eb74bbc9cb7e8053928cccf6305a465994384a924ed7ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.17987",
    "kind": "arxiv",
    "version": 1
  }
}