Pith Number

pith:PFRPDHER

pith:2022:PFRPDHEROU44LPNSL6OJUYPSMI

not attested not anchored not stored refs pending

Accurate Portraits of Scientific Resources and Knowledge Service Components

Ang Li, Yue Wang, Zhe Xue

arxiv:2204.04883 v1 · 2022-04-11 · cs.DL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PFRPDHEROU44LPNSL6OJUYPSMI}

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	2026-07-05T04:13:15.165882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7962f19c917539c5bdb25f9c9a61f26227f433b22f7cc888e4a9d2c27e50d1dc

Aliases

arxiv: 2204.04883 · arxiv_version: 2204.04883v1 · doi: 10.48550/arxiv.2204.04883 · pith_short_12: PFRPDHEROU44 · pith_short_16: PFRPDHEROU44LPNS · pith_short_8: PFRPDHER

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/PFRPDHEROU44LPNSL6OJUYPSMI \
  | 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: 7962f19c917539c5bdb25f9c9a61f26227f433b22f7cc888e4a9d2c27e50d1dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cdb3f8a37dccb1d089925cbc4b1326bcfda70e2ca2914f28166ee74ec330ba3",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2022-04-11T06:03:29Z",
    "title_canon_sha256": "882df602846d3dc2fd1c007237d28df7204a9bef7b262d522a5c6291323f71c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.04883",
    "kind": "arxiv",
    "version": 1
  }
}