Pith Number

pith:FTLCJYN3

pith:2014:FTLCJYN3OGYDBYUXQ7ESDTHA7T

not attested not anchored not stored refs pending

Solution of the Pierce problem near a corner of a rectilinear flow with a polygonal cross-section

Igor A. Kotelnikov

arxiv:1412.5447 v1 · 2014-12-17 · 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{FTLCJYN3OGYDBYUXQ7ESDTHA7T}

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	2026-05-18T01:25:02.409716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cd624e1bb71b030e29787c921cce0fcd79a8a82933ebdc0364fdc15fc310c83

Aliases

arxiv: 1412.5447 · arxiv_version: 1412.5447v1 · doi: 10.48550/arxiv.1412.5447 · pith_short_12: FTLCJYN3OGYD · pith_short_16: FTLCJYN3OGYDBYUX · pith_short_8: FTLCJYN3

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/FTLCJYN3OGYDBYUXQ7ESDTHA7T \
  | 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: 2cd624e1bb71b030e29787c921cce0fcd79a8a82933ebdc0364fdc15fc310c83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88118e9c7ce68db46cdfef2c0aeaa754cd3afeb303560c0b8e1f68126b27276b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2014-12-17T15:46:06Z",
    "title_canon_sha256": "56a4ac50b3aa9df7e285c063e3843e586a3a54669449dae33e5731dc2cbc4762"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.5447",
    "kind": "arxiv",
    "version": 1
  }
}