Pith Number

pith:VKGRMSM7

pith:2018:VKGRMSM7XP67MDZMZSYKCPALDL

not attested not anchored not stored refs pending

Testing the trade-off between productivity and quality in research activities

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

arxiv:1811.01815 v1 · 2018-11-05 · 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{VKGRMSM7XP67MDZMZSYKCPALDL}

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	2026-05-18T00:01:33.169146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa8d16499fbbfdf60f2cccb0a13c0b1af7623575e8afab839bc86ce51ae9e6ad

Aliases

arxiv: 1811.01815 · arxiv_version: 1811.01815v1 · doi: 10.48550/arxiv.1811.01815 · pith_short_12: VKGRMSM7XP67 · pith_short_16: VKGRMSM7XP67MDZM · pith_short_8: VKGRMSM7

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/VKGRMSM7XP67MDZMZSYKCPALDL \
  | 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: aa8d16499fbbfdf60f2cccb0a13c0b1af7623575e8afab839bc86ce51ae9e6ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1486b182749ed306e63022675081bc7d4f1eb4749782bbe8f1a549c8ea5a492a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2018-11-05T15:56:33Z",
    "title_canon_sha256": "86c54c8661855f5a7b5de2b5d4467bdab8d92f6035069780c61fc41bb6f1f707"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01815",
    "kind": "arxiv",
    "version": 1
  }
}