Pith Number

pith:XI2TLICM

pith:2013:XI2TLICMRO3ZDK6H2WE5Z57SEC

not attested not anchored not stored refs pending

Why Your IT Project Might Be Riskier Than You Think

Alexander Budzier, Bent Flyvbjerg

arxiv:1304.0265 v2 · 2013-03-28 · q-fin.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XI2TLICMRO3ZDK6H2WE5Z57SEC}

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	2026-05-18T03:27:53.784138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba3535a04c8bb791abc7d589dcf7f220be71ad92a7deb15a2f562db8061a6e6b

Aliases

arxiv: 1304.0265 · arxiv_version: 1304.0265v2 · doi: 10.48550/arxiv.1304.0265 · pith_short_12: XI2TLICMRO3Z · pith_short_16: XI2TLICMRO3ZDK6H · pith_short_8: XI2TLICM

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/XI2TLICMRO3ZDK6H2WE5Z57SEC \
  | 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: ba3535a04c8bb791abc7d589dcf7f220be71ad92a7deb15a2f562db8061a6e6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fa58dd795bb7545305c43bb83b5969e265cb26222ee16625ce05f649e665b19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.GN",
    "submitted_at": "2013-03-28T13:59:48Z",
    "title_canon_sha256": "1a294b73ec766516b23b8051ad2f8a22c46e4cf29ffe3e119870a1fabb48d720"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0265",
    "kind": "arxiv",
    "version": 2
  }
}