Pith Number

pith:AF7ZCVRM

pith:2013:AF7ZCVRMRAWPF22GOUO5SH6YHB

not attested not anchored not stored refs pending

Just Google It - Digital Research Practices of Humanities Scholars

Martijn Kleppe, Max Kemman, Stef Scagliola

arxiv:1309.2434 v3 · 2013-09-10 · 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{AF7ZCVRMRAWPF22GOUO5SH6YHB}

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	2026-05-18T02:53:41.113518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

017f91562c882cf2eb46751dd91fd8384dd87c78b6849cf124d1a55a4b3d3f3e

Aliases

arxiv: 1309.2434 · arxiv_version: 1309.2434v3 · doi: 10.48550/arxiv.1309.2434 · pith_short_12: AF7ZCVRMRAWP · pith_short_16: AF7ZCVRMRAWPF22G · pith_short_8: AF7ZCVRM

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/AF7ZCVRMRAWPF22GOUO5SH6YHB \
  | 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: 017f91562c882cf2eb46751dd91fd8384dd87c78b6849cf124d1a55a4b3d3f3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b6ac65242063ae604b42f22b16e8f8718836181e7ef85a6ce8bd117cf19b03e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2013-09-10T09:52:44Z",
    "title_canon_sha256": "f31d8dddbcb75e011518b5cb8e63e4a32de754080ebaf892132b473f2e0fc802"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.2434",
    "kind": "arxiv",
    "version": 3
  }
}