Pith Number

pith:RGHCKUS6

pith:2017:RGHCKUS6BXL6TVWFQSTRPIMVOV

not attested not anchored not stored refs pending

Knowledge Evolution in Physics Research: An Analysis of Bibliographic Coupling Networks

Andrea Nanetti, Siew Ann Cheong, Wenyuan Liu

arxiv:1704.00875 v1 · 2017-04-04 · physics.soc-ph · 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{RGHCKUS6BXL6TVWFQSTRPIMVOV}

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	2026-05-18T00:31:41.369195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

898e25525e0dd7e9d6c584a717a195754dd20fd251e3567d08a9a8c2bdf820ca

Aliases

arxiv: 1704.00875 · arxiv_version: 1704.00875v1 · doi: 10.48550/arxiv.1704.00875 · pith_short_12: RGHCKUS6BXL6 · pith_short_16: RGHCKUS6BXL6TVWF · pith_short_8: RGHCKUS6

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/RGHCKUS6BXL6TVWFQSTRPIMVOV \
  | 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: 898e25525e0dd7e9d6c584a717a195754dd20fd251e3567d08a9a8c2bdf820ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "557364461667be0656316a412c650788c05a9377cc1551a717cda9aa47de1f01",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2017-04-04T05:28:57Z",
    "title_canon_sha256": "93940a1abcaa4bf573eac548ceeb24374aa16b18d55d544bd93bde3352e25148"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00875",
    "kind": "arxiv",
    "version": 1
  }
}