Pith Number

pith:LDGVGHCR

pith:2011:LDGVGHCRBQOUZ4N6XQWFDRAVB5

not attested not anchored not stored refs pending

Stability Criteria for Complex Ecosystems

Si Tang, Stefano Allesina

arxiv:1105.2071 v1 · 2011-05-10 · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LDGVGHCRBQOUZ4N6XQWFDRAVB5}

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	2026-05-18T02:02:01.569822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58cd531c510c1d4cf1bebc2c51c4150f5a9d23f8dc79a7a020c5b327f038b391

Aliases

arxiv: 1105.2071 · arxiv_version: 1105.2071v1 · doi: 10.48550/arxiv.1105.2071 · pith_short_12: LDGVGHCRBQOU · pith_short_16: LDGVGHCRBQOUZ4N6 · pith_short_8: LDGVGHCR

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/LDGVGHCRBQOUZ4N6XQWFDRAVB5 \
  | 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: 58cd531c510c1d4cf1bebc2c51c4150f5a9d23f8dc79a7a020c5b327f038b391

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c96de959786cb1a73e84ce753cb3f926c511557f1b39b5045143d40f8dcffc3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2011-05-10T23:14:43Z",
    "title_canon_sha256": "035375785e5f5cb57378467437694ca597042984a80235ef3edb3613485b792a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2071",
    "kind": "arxiv",
    "version": 1
  }
}