Pith Number

pith:U3FQCODI

pith:2021:U3FQCODIOQGDFKKQNWADFLPIIC

not attested not anchored not stored refs pending

Modeling material transport regulation and traffic jam in neurons using PDE-constrained optimization

Angran Li, Yongjie Jessica Zhang

arxiv:2108.13306 v1 · 2021-08-30 · physics.bio-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{U3FQCODIOQGDFKKQNWADFLPIIC}

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	2026-07-05T03:09:52.653797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6cb013868740c32a9506d8032ade840b7b224fcf00f71eecf1749d3f870abf5

Aliases

arxiv: 2108.13306 · arxiv_version: 2108.13306v1 · doi: 10.48550/arxiv.2108.13306 · pith_short_12: U3FQCODIOQGD · pith_short_16: U3FQCODIOQGDFKKQ · pith_short_8: U3FQCODI

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/U3FQCODIOQGDFKKQNWADFLPIIC \
  | 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: a6cb013868740c32a9506d8032ade840b7b224fcf00f71eecf1749d3f870abf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "506c70e563d1447765d14d1ef8432cef94bef4ccc12e8ceaa2d7c24ac234dc9c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2021-08-30T15:19:19Z",
    "title_canon_sha256": "de823f573cec318656574f7c5afa56a2d1316ac51a8bd9976a8941f9f7925b5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.13306",
    "kind": "arxiv",
    "version": 1
  }
}