Pith Number

pith:H6B74A2J

pith:2018:H6B74A2JZQT5X56TUBA5BFXMHO

not attested not anchored not stored refs pending

Research collaboration and productivity: is there correlation?

Ciriaco Andrea D'Angelo, Flavia Di Costa, Giovanni Abramo

arxiv:1812.07847 v1 · 2018-12-19 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H6B74A2JZQT5X56TUBA5BFXMHO}

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	2026-05-17T23:57:55.774169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f83fe0349cc27dbf7d3a041d096ec3b815ba6a62b606299e0a3024674f80806

Aliases

arxiv: 1812.07847 · arxiv_version: 1812.07847v1 · doi: 10.48550/arxiv.1812.07847 · pith_short_12: H6B74A2JZQT5 · pith_short_16: H6B74A2JZQT5X56T · pith_short_8: H6B74A2J

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/H6B74A2JZQT5X56TUBA5BFXMHO \
  | 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: 3f83fe0349cc27dbf7d3a041d096ec3b815ba6a62b606299e0a3024674f80806

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a32f3538c349321abb8432fc3cbd4eb16a43fe5ca1e9a061ed5cbd088aafc3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2018-12-19T09:52:48Z",
    "title_canon_sha256": "b8f0045b1722a3058a9ee8924d869985217a36871581406d35b603007546484a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.07847",
    "kind": "arxiv",
    "version": 1
  }
}