Pith Number

pith:7425XI4Z

pith:2003:7425XI4ZNOA4VQ2X2GRKVTVOCI

not attested not anchored not stored refs pending

Determination of the Topology of a Directed Network

Darin Goldstein

arxiv:cs/0310004 v1 · 2003-10-05 · cs.DC · cs.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{7425XI4ZNOA4VQ2X2GRKVTVOCI}

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	2026-07-04T14:24:37.364584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff35dba3996b81cac357d1a2aaceae120a31a282bc3eb65d6cf5c0b5d7ed55cd

Aliases

arxiv: cs/0310004 · arxiv_version: cs/0310004v1 · doi: 10.48550/arxiv.cs/0310004 · pith_short_12: 7425XI4ZNOA4 · pith_short_16: 7425XI4ZNOA4VQ2X · pith_short_8: 7425XI4Z

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/7425XI4ZNOA4VQ2X2GRKVTVOCI \
  | 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: ff35dba3996b81cac357d1a2aaceae120a31a282bc3eb65d6cf5c0b5d7ed55cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a61a3af81e7dbda720061223bda7aaa9fda6f506683ab78e1f4bf51d8719f3bd",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "",
    "primary_cat": "cs.DC",
    "submitted_at": "2003-10-05T18:41:16Z",
    "title_canon_sha256": "bd40a9aaeafa098c92ee07017c93834dc108104b347afd646081063d7d90e4e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0310004",
    "kind": "arxiv",
    "version": 1
  }
}