Pith Number

pith:EYQUMSFB

pith:2020:EYQUMSFBUX4P74TEFCL4IYXPIR

not attested not anchored not stored refs pending

Evolution Features and Behavior Characters of Friendship Networks on Campus Life

Liang Zhao, Sannyuya Liu, Wenxiang Ke, Zhi Liu, Zhu Su, Zongkai Yang

arxiv:2004.06266 v1 · 2020-04-14 · cs.SI · physics.soc-ph · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EYQUMSFBUX4P74TEFCL4IYXPIR}

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	2026-07-05T01:07:13.557275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26214648a1a5f8fff2642897c462ef44796d1dc45715f849b769225e7320afec

Aliases

arxiv: 2004.06266 · arxiv_version: 2004.06266v1 · doi: 10.48550/arxiv.2004.06266 · pith_short_12: EYQUMSFBUX4P · pith_short_16: EYQUMSFBUX4P74TE · pith_short_8: EYQUMSFB

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/EYQUMSFBUX4P74TEFCL4IYXPIR \
  | 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: 26214648a1a5f8fff2642897c462ef44796d1dc45715f849b769225e7320afec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "383c87ab63395eca627f6e97d809e3d8097447c5d4b7881e58413ddda4052cb6",
    "cross_cats_sorted": [
      "physics.soc-ph",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2020-04-14T02:01:27Z",
    "title_canon_sha256": "35f8d1a057f0f966a3b0a5bfeba994cf38fd936903de05a0fb58e7f1e8caa8cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.06266",
    "kind": "arxiv",
    "version": 1
  }
}