Pith Number

pith:7KYYTNR2

pith:2015:7KYYTNR267EHPP2M65NGAON53E

not attested not anchored not stored refs pending

Front blocking and propagation in cylinders with varying cross section

Guillemette Chapuisat, Henri Berestycki, Juliette Bouhours

arxiv:1501.01326 v1 · 2015-01-06 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7KYYTNR267EHPP2M65NGAON53E}

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	2026-05-18T02:29:54.524603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fab189b63af7c877bf4cf75a6039bdd921c5f23596b25ef13a05a675b83745fe

Aliases

arxiv: 1501.01326 · arxiv_version: 1501.01326v1 · doi: 10.48550/arxiv.1501.01326 · pith_short_12: 7KYYTNR267EH · pith_short_16: 7KYYTNR267EHPP2M · pith_short_8: 7KYYTNR2

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/7KYYTNR267EHPP2M65NGAON53E \
  | 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: fab189b63af7c877bf4cf75a6039bdd921c5f23596b25ef13a05a675b83745fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14f2d1f640de31d4e19efc9b3864dc7ff8f6484517862e34a327bb85d26b5892",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-01-06T22:08:58Z",
    "title_canon_sha256": "ae3f98991214baabb8357ba5052d1eb91b0f8c4af9f1c0df85e4ec526e784370"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01326",
    "kind": "arxiv",
    "version": 1
  }
}