Pith Number

pith:IDH4QCPT

pith:2017:IDH4QCPTPRTCNATTNKCI4YTP6S

not attested not anchored not stored refs pending

Do Classics Exist in Megaproject Management?

Bent Flyvbjerg, J. Rodney Turner

arxiv:1710.09678 v1 · 2017-09-06 · q-fin.GN · q-fin.EC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IDH4QCPTPRTCNATTNKCI4YTP6S}

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	2026-05-18T00:31:56.663881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40cfc809f37c662682736a848e626ff4911c24f3fb969e2a84dc4ab8f15284b7

Aliases

arxiv: 1710.09678 · arxiv_version: 1710.09678v1 · doi: 10.48550/arxiv.1710.09678 · pith_short_12: IDH4QCPTPRTC · pith_short_16: IDH4QCPTPRTCNATT · pith_short_8: IDH4QCPT

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/IDH4QCPTPRTCNATTNKCI4YTP6S \
  | 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: 40cfc809f37c662682736a848e626ff4911c24f3fb969e2a84dc4ab8f15284b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9dd78b748852f0d66146c69d0ff2b2cf68f6e086a9c42c5fcbf09b7846b4b145",
    "cross_cats_sorted": [
      "q-fin.EC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.GN",
    "submitted_at": "2017-09-06T20:33:15Z",
    "title_canon_sha256": "623423c569959f8867b5b08f27541cd45da1cf5a32d893d07bc5759ddb9d82d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.09678",
    "kind": "arxiv",
    "version": 1
  }
}