Pith Number

pith:S2YVDYXB

pith:2013:S2YVDYXBO5URZLB2ECNCZ4M5NM

not attested not anchored not stored refs pending

Asymptotic solution of the diffusion equation in slender impermeable tubes of revolution. I. The leading-term approximation

Sergey D. Traytak

arxiv:1312.1767 v1 · 2013-12-06 · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S2YVDYXBO5URZLB2ECNCZ4M5NM}

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	2026-05-18T01:45:57.982285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96b151e2e177691cac3a209a2cf19d6b2f6ad9e4aee23b0ff568825dae6d3fea

Aliases

arxiv: 1312.1767 · arxiv_version: 1312.1767v1 · doi: 10.48550/arxiv.1312.1767 · pith_short_12: S2YVDYXBO5UR · pith_short_16: S2YVDYXBO5URZLB2 · pith_short_8: S2YVDYXB

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/S2YVDYXBO5URZLB2ECNCZ4M5NM \
  | 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: 96b151e2e177691cac3a209a2cf19d6b2f6ad9e4aee23b0ff568825dae6d3fea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f18037c519594a9eb893b620e5624f1331be457fa3918f22f897a281e740400e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2013-12-06T05:08:00Z",
    "title_canon_sha256": "2f234f82725538ead9fadb860432a16bfea0c90207e01d4fd3c9b2a88ea25129"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1767",
    "kind": "arxiv",
    "version": 1
  }
}