Pith Number

pith:45YF74RL

pith:2005:45YF74RLT35IN66HQOCHY66A7W

not attested not anchored not stored refs pending

Track fitting in slightly inhomogeneous magnetic fields

J. Alcaraz

arxiv:physics/0507129 v1 · 2005-07-16 · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{45YF74RLT35IN66HQOCHY66A7W}

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	2026-05-18T01:38:07.559754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7705ff22b9efa86fbc783847c7bc0fd9ba74c9c2dd001ce11c0377fe46decb7

Aliases

arxiv: physics/0507129 · arxiv_version: physics/0507129v1 · doi: 10.48550/arxiv.physics/0507129 · pith_short_12: 45YF74RLT35I · pith_short_16: 45YF74RLT35IN66H · pith_short_8: 45YF74RL

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/45YF74RLT35IN66HQOCHY66A7W \
  | 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: e7705ff22b9efa86fbc783847c7bc0fd9ba74c9c2dd001ce11c0377fe46decb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea5e15084bb18f76d1cef8c2c6ed0a4980a21023a830700a7cb1676b6e728599",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2005-07-16T08:54:27Z",
    "title_canon_sha256": "c127a5cc2a37b11f4484f61446e137cbd84a263a436696788aca7a957caf1bad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0507129",
    "kind": "arxiv",
    "version": 1
  }
}