Pith Number

pith:W4FSDBTB

pith:2016:W4FSDBTB7CG2WBA6K3F3RBNQRV

not attested not anchored not stored refs pending

Was Thebes Necessary? Contingency in Spatial Modelling

Ray J. Rivers, Tim S. Evans

arxiv:1611.07839 v1 · 2016-11-23 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W4FSDBTB7CG2WBA6K3F3RBNQRV}

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	2026-05-18T00:27:52.988722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b70b218661f88dab041e56cbb885b08d699d6424505d0f9a52c78aa69bcb2a97

Aliases

arxiv: 1611.07839 · arxiv_version: 1611.07839v1 · doi: 10.48550/arxiv.1611.07839 · pith_short_12: W4FSDBTB7CG2 · pith_short_16: W4FSDBTB7CG2WBA6 · pith_short_8: W4FSDBTB

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/W4FSDBTB7CG2WBA6K3F3RBNQRV \
  | 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: b70b218661f88dab041e56cbb885b08d699d6424505d0f9a52c78aa69bcb2a97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94919ea5778931526e4a7b66400cdf05c4418bed80b2915df47463a7b9fce878",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2016-11-23T15:22:56Z",
    "title_canon_sha256": "59589af40d290a9b68633a3ae84e2ef4341515b475500122915572137c36364d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.07839",
    "kind": "arxiv",
    "version": 1
  }
}