Pith Number

pith:H52ZXRFB

pith:2013:H52ZXRFBVK6KEHW5HNUI4PWWYT

not attested not anchored not stored refs pending

Artificial Immune Systems (INTROS 2)

Dipankar Dasgupta, Feng Gu, Uwe Aickelin

arxiv:1308.5138 v1 · 2013-08-23 · cs.NE · cs.ET

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H52ZXRFBVK6KEHW5HNUI4PWWYT}

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	2026-05-18T03:15:08.024490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f759bc4a1aabca21edd3b688e3ed6c4d2151c4cb370bbf3327dc244ab2c581c

Aliases

arxiv: 1308.5138 · arxiv_version: 1308.5138v1 · doi: 10.48550/arxiv.1308.5138 · pith_short_12: H52ZXRFBVK6K · pith_short_16: H52ZXRFBVK6KEHW5 · pith_short_8: H52ZXRFB

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/H52ZXRFBVK6KEHW5HNUI4PWWYT \
  | 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: 3f759bc4a1aabca21edd3b688e3ed6c4d2151c4cb370bbf3327dc244ab2c581c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9074b957b641a1c68baa5dd6a46220b337c1b1d5a9b042cdf9e65d044142518a",
    "cross_cats_sorted": [
      "cs.ET"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2013-08-23T14:38:11Z",
    "title_canon_sha256": "713a8aea533eeb3899c774e2c0cf2195d5a46786272a25d9106f6100d778df08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.5138",
    "kind": "arxiv",
    "version": 1
  }
}