Pith Number

pith:ULBE2VLG

pith:2013:ULBE2VLGVNVWXM2LUDIYNUAK2A

not attested not anchored not stored refs pending

Toward the Integration of Traditional and Agile Approaches

Hung-Fu Chang, Stephen C-Y. Lu

arxiv:1303.1238 v1 · 2013-03-06 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ULBE2VLGVNVWXM2LUDIYNUAK2A}

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	2026-05-18T03:31:44.117855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2c24d5566ab6b6bb34ba0d186d00ad0151aed45a066bc664de78fb39c985e12

Aliases

arxiv: 1303.1238 · arxiv_version: 1303.1238v1 · doi: 10.48550/arxiv.1303.1238 · pith_short_12: ULBE2VLGVNVW · pith_short_16: ULBE2VLGVNVWXM2L · pith_short_8: ULBE2VLG

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/ULBE2VLGVNVWXM2LUDIYNUAK2A \
  | 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: a2c24d5566ab6b6bb34ba0d186d00ad0151aed45a066bc664de78fb39c985e12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "872be8389f8d7f425ec09649416ac73cfc21720e9cb55eaddfb9ed476623d829",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2013-03-06T02:06:59Z",
    "title_canon_sha256": "721de06c1c83010c4e5c3755cab075ff56ed19725574827e0241f966ce807f0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1238",
    "kind": "arxiv",
    "version": 1
  }
}