Pith Number

pith:W5Q3EDN5

pith:2018:W5Q3EDN5RRGCLS3D3E676MJTR5

not attested not anchored not stored refs pending

From the difference of structures to the structure of the difference

Ernestina Menasalvas, Massimiliano Zanin, Sebastian Wandelt, Xiaoqian Sun

arxiv:1802.03966 v1 · 2018-02-12 · physics.soc-ph · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W5Q3EDN5RRGCLS3D3E676MJTR5}

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	2026-05-18T00:23:49.849136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b761b20dbd8c4c25cb63d93dff31338f64b07429c6942fa118be45e696c9e30b

Aliases

arxiv: 1802.03966 · arxiv_version: 1802.03966v1 · doi: 10.48550/arxiv.1802.03966 · pith_short_12: W5Q3EDN5RRGC · pith_short_16: W5Q3EDN5RRGCLS3D · pith_short_8: W5Q3EDN5

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/W5Q3EDN5RRGCLS3D3E676MJTR5 \
  | 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: b761b20dbd8c4c25cb63d93dff31338f64b07429c6942fa118be45e696c9e30b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f093b1f07f589a0b7dd62bff804bcaeb2dc2250052e2661763e220f7ddaea9ff",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2018-02-12T10:43:11Z",
    "title_canon_sha256": "3381b12709ae6225ff3e1f8a4f17fc85b17e64fdbc68f60b9c4daacb61c7ea9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03966",
    "kind": "arxiv",
    "version": 1
  }
}