Pith Number

pith:O2FU5LVH

pith:2012:O2FU5LVH6JBREAWNZKMGFFHS33

not attested not anchored not stored refs pending

Minimum Cost Multicast with Decentralized Sources

Kannan Ramchandran, Michael Gastpar, Nebojsa Milosavljevic, Salim El Rouayheb, Sameer Pawar

arxiv:1203.2298 v1 · 2012-03-11 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O2FU5LVH6JBREAWNZKMGFFHS33}

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	2026-05-18T04:00:25.879438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

768b4eaea7f2431202cdca986294f2ded00aeb460b3868e7c5c0b9884b7f02ed

Aliases

arxiv: 1203.2298 · arxiv_version: 1203.2298v1 · doi: 10.48550/arxiv.1203.2298 · pith_short_12: O2FU5LVH6JBR · pith_short_16: O2FU5LVH6JBREAWN · pith_short_8: O2FU5LVH

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/O2FU5LVH6JBREAWNZKMGFFHS33 \
  | 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: 768b4eaea7f2431202cdca986294f2ded00aeb460b3868e7c5c0b9884b7f02ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fa0704643159ee41ac649bd49a056bae7755ba7da45d81090c161a984fcd7e7",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-03-11T00:38:33Z",
    "title_canon_sha256": "49427e32322133f7dd1acfeca8e9598845a225af49a339ba890922c737eb6384"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.2298",
    "kind": "arxiv",
    "version": 1
  }
}