Pith Number

pith:HPFLY5JC

pith:2019:HPFLY5JCSDFFPMEJYTZQ2S2F2N

not attested not anchored not stored refs pending

Expressing Trust with Temporal Frequency of User Interaction in Online Communities

Adam Zubair, Akinlolu Solomon Adekotujo, Arseny Pinigin, Ekaterina Yashkina, Jooyoung Lee, Luca Longo, Manuel Mazzara

arxiv:1903.05981 v1 · 2019-01-29 · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HPFLY5JCSDFFPMEJYTZQ2S2F2N}

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	2026-05-17T23:51:15.655634Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bcabc752290ca57b089c4f30d4b45d353bdd5d70777953021764f765607323a

Aliases

arxiv: 1903.05981 · arxiv_version: 1903.05981v1 · doi: 10.48550/arxiv.1903.05981 · pith_short_12: HPFLY5JCSDFF · pith_short_16: HPFLY5JCSDFFPMEJ · pith_short_8: HPFLY5JC

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/HPFLY5JCSDFFPMEJYTZQ2S2F2N \
  | 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: 3bcabc752290ca57b089c4f30d4b45d353bdd5d70777953021764f765607323a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04f2346bdbb56f616f0895ccfc62352e5be1267305611b0693d4491867e8afc6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-01-29T15:56:48Z",
    "title_canon_sha256": "786e7fcf08f9825d5552f1feee62ede35f6fb59bd47ad677da9cf5201dff946f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05981",
    "kind": "arxiv",
    "version": 1
  }
}