Pith Number

pith:7LMCOMOQ

pith:2014:7LMCOMOQSVGRWDDZYZQD6GGYCE

not attested not anchored not stored refs pending

Integrable cluster dynamics of directed networks and pentagram maps

Alek Vainshtein, Michael Gekhtman, Michael Shapiro, Serge Tabachnikov

arxiv:1406.1883 v1 · 2014-06-07 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LMCOMOQSVGRWDDZYZQD6GGYCE}

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	2026-05-18T00:32:15.518846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fad82731d0954d1b0c79c6603f18d8111f4770bb348879cc371f51d194b7d9bd

Aliases

arxiv: 1406.1883 · arxiv_version: 1406.1883v1 · doi: 10.48550/arxiv.1406.1883 · pith_short_12: 7LMCOMOQSVGR · pith_short_16: 7LMCOMOQSVGRWDDZ · pith_short_8: 7LMCOMOQ

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/7LMCOMOQSVGRWDDZYZQD6GGYCE \
  | 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: fad82731d0954d1b0c79c6603f18d8111f4770bb348879cc371f51d194b7d9bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9acc4b365d121f1c2c01af4b241507e49acfd6c2ecca693e5297de9ad881e715",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-06-07T10:44:16Z",
    "title_canon_sha256": "427d06fde2d2c61c0a515ccb0b77265b5571a47dbbd54cffe1f8e5a9d4cce915"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.1883",
    "kind": "arxiv",
    "version": 1
  }
}