Pith Number

pith:27EVILWE

pith:2017:27EVILWEYMGHYGECYG4SEPQBQ5

not attested not anchored not stored refs pending

Friendship Maintenance and Prediction in Multiple Social Networks

Ee-Peng Lim, Roy Ka-Wei Lee

arxiv:1703.00857 v1 · 2017-03-02 · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{27EVILWEYMGHYGECYG4SEPQBQ5}

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	2026-05-18T00:49:40.601505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7c9542ec4c30c7c1882c1b9223e01875bff3224c8455f9f41bb5cab581ab805

Aliases

arxiv: 1703.00857 · arxiv_version: 1703.00857v1 · doi: 10.48550/arxiv.1703.00857 · pith_short_12: 27EVILWEYMGH · pith_short_16: 27EVILWEYMGHYGEC · pith_short_8: 27EVILWE

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/27EVILWEYMGHYGECYG4SEPQBQ5 \
  | 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: d7c9542ec4c30c7c1882c1b9223e01875bff3224c8455f9f41bb5cab581ab805

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d1dff4ea77628d6f4186300a4fb387d66036658a71786a3e80e4fcd89a95827",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2017-03-02T17:04:45Z",
    "title_canon_sha256": "85eb71d444eb111dafda80918e730628eb1f34358fd5c1b5e8c95ac048d0f54c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00857",
    "kind": "arxiv",
    "version": 1
  }
}