Pith Number

pith:PX5HF3EJ

pith:2017:PX5HF3EJIYT3IZD637C4MELRYA

not attested not anchored not stored refs pending

How Does Knowledge Come By?

Anamika Chhabra, S. R. S. Iyengar

arxiv:1705.06946 v1 · 2017-05-19 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PX5HF3EJIYT3IZD637C4MELRYA}

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	2026-05-18T00:44:10.917128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dfa72ec894627b4647edfc5c61171c0177858436db19a64058fa85c25945fe2

Aliases

arxiv: 1705.06946 · arxiv_version: 1705.06946v1 · doi: 10.48550/arxiv.1705.06946 · pith_short_12: PX5HF3EJIYT3 · pith_short_16: PX5HF3EJIYT3IZD6 · pith_short_8: PX5HF3EJ

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/PX5HF3EJIYT3IZD637C4MELRYA \
  | 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: 7dfa72ec894627b4647edfc5c61171c0177858436db19a64058fa85c25945fe2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e895d3ec9bb3ceb1b4a4fb0789fbfead0a81f9d9eb26e52279571ac8c3db6020",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2017-05-19T12:00:02Z",
    "title_canon_sha256": "37f1188fc11b936b94ee9dc9db718c0cc27a909aeed3a2b9ace9de3b17c1bd60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.06946",
    "kind": "arxiv",
    "version": 1
  }
}