Pith Number

pith:J3QMYSLS

pith:2019:J3QMYSLSUVTR5VYSYNAI77UCWK

not attested not anchored not stored refs pending

Might Europe one day again be a global scientific powerhouse? Analysis of ERC publications suggests it will not be possible without changes in research policy

Alonso Rodr\'iguez-Navarro, Ricardo Brito

arxiv:1907.08975 v1 · 2019-07-21 · 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{J3QMYSLSUVTR5VYSYNAI77UCWK}

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	2026-05-17T23:40:02.524411Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ee0cc4972a5671ed712c3408ffe82b2aa86374574d8bcda960428e7a003e1de

Aliases

arxiv: 1907.08975 · arxiv_version: 1907.08975v1 · doi: 10.48550/arxiv.1907.08975 · pith_short_12: J3QMYSLSUVTR · pith_short_16: J3QMYSLSUVTR5VYS · pith_short_8: J3QMYSLS

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/J3QMYSLSUVTR5VYSYNAI77UCWK \
  | 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: 4ee0cc4972a5671ed712c3408ffe82b2aa86374574d8bcda960428e7a003e1de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39f3e1526b7b429245467dd125113167f1a64a003bfdc13e3ce946aae0fe2bed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2019-07-21T13:50:19Z",
    "title_canon_sha256": "bf5bdbfc8cc13b3d87a9f8c3159d8d177169c040fda599175dd203a44da078e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.08975",
    "kind": "arxiv",
    "version": 1
  }
}