Pith Number

pith:VGZW2HP5

pith:2020:VGZW2HP5I4NKF3ZDBLB44ITCJY

not attested not anchored not stored refs pending

Modeling Updates of Scholarly Webpages Using Archived Data

Alexander C. Nwala, C. Lee Giles, Gavindya Jayawardena, Jian Wu, Michael L. Nelson, Sampath Jayarathna, Yasith Jayawardana

arxiv:2012.03397 v1 · 2020-12-07 · cs.DL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VGZW2HP5I4NKF3ZDBLB44ITCJY}

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	2026-07-05T02:35:52.304624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9b36d1dfd471aa2ef230ac3ce22624e0505c315d351fe9160ee256835cce113

Aliases

arxiv: 2012.03397 · arxiv_version: 2012.03397v1 · doi: 10.48550/arxiv.2012.03397 · pith_short_12: VGZW2HP5I4NK · pith_short_16: VGZW2HP5I4NKF3ZD · pith_short_8: VGZW2HP5

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/VGZW2HP5I4NKF3ZDBLB44ITCJY \
  | 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: a9b36d1dfd471aa2ef230ac3ce22624e0505c315d351fe9160ee256835cce113

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f267d92e61c5ef58572d2526e9706926d446f3660e623bdca26b1b28e81acdfb",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2020-12-07T00:22:00Z",
    "title_canon_sha256": "cb0563a145a209ba3eb9818641223e3f3751776a7760312b275c91915238b591"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.03397",
    "kind": "arxiv",
    "version": 1
  }
}