Pith Number

pith:TH7TWKUZ

pith:2019:TH7TWKUZSF5F74BU2GQMGXTI5V

not attested not anchored not stored refs pending

Predicting publication productivity for researchers: a piecewise Poisson model

Zheng Xie

arxiv:1908.07564 v2 · 2019-08-20 · cs.DL · 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{TH7TWKUZSF5F74BU2GQMGXTI5V}

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	2026-07-05T00:11:35.789262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99ff3b2a99917a5ff034d1a0c35e68ed709f870aaba139ab46df9c7384ee5047

Aliases

arxiv: 1908.07564 · arxiv_version: 1908.07564v2 · doi: 10.48550/arxiv.1908.07564 · pith_short_12: TH7TWKUZSF5F · pith_short_16: TH7TWKUZSF5F74BU · pith_short_8: TH7TWKUZ

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/TH7TWKUZSF5F74BU2GQMGXTI5V \
  | 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: 99ff3b2a99917a5ff034d1a0c35e68ed709f870aaba139ab46df9c7384ee5047

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3141dd012618341e6d7a4f0977da5eec3f1ff82a995318c99dde40c3179417e8",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2019-08-20T18:37:53Z",
    "title_canon_sha256": "09a678b515b0f12e97dfa27ca19728ea61e7cae8141fd800bbe543b0ec46fbb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07564",
    "kind": "arxiv",
    "version": 2
  }
}