Pith Number

pith:6X7ZOIX3

pith:2017:6X7ZOIX3U7XURPJEATICJKI3VF

not attested not anchored not stored refs pending

A unified approach to source and message compression

Anurag Anshu, Naqueeb Ahmad Warsi, Rahul Jain

arxiv:1707.03619 v4 · 2017-07-12 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6X7ZOIX3U7XURPJEATICJKI3VF}

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	2026-05-17T23:44:04.887983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5ff9722fba7ef48bd2404d024a91ba9514522f76078229d264768c98cc3654c

Aliases

arxiv: 1707.03619 · arxiv_version: 1707.03619v4 · doi: 10.48550/arxiv.1707.03619 · pith_short_12: 6X7ZOIX3U7XU · pith_short_16: 6X7ZOIX3U7XURPJE · pith_short_8: 6X7ZOIX3

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/6X7ZOIX3U7XURPJEATICJKI3VF \
  | 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: f5ff9722fba7ef48bd2404d024a91ba9514522f76078229d264768c98cc3654c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c341e79077f84cd939394701c463dbca2fcf0414293a0647116e05d048f93c1c",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-07-12T09:56:26Z",
    "title_canon_sha256": "1c24473204a4f3312a6131e793e91a458bd97c8de6c67896708f57edd045fc60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.03619",
    "kind": "arxiv",
    "version": 4
  }
}