Pith Number

pith:KT4HUGDJ

pith:2018:KT4HUGDJR6W4LV4Z7DPJCPE4YI

not attested not anchored not stored refs pending

The Development of Darwin's Origin of Species

Colin Allen, Jaimie Murdock, Simon DeDeo

arxiv:1802.09944 v1 · 2018-02-26 · cs.CL · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KT4HUGDJR6W4LV4Z7DPJCPE4YI}

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.

Cited by

1 paper in Pith

Topic Modeling the Reading and Writing Behavior of Information Foragers

Receipt and verification

First computed	2026-05-18T00:22:21.812276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54f87a18698fadc5d799f8de913c9cc208e32c3cd9ad96918a0efa277151d89c

Aliases

arxiv: 1802.09944 · arxiv_version: 1802.09944v1 · doi: 10.48550/arxiv.1802.09944 · pith_short_12: KT4HUGDJR6W4 · pith_short_16: KT4HUGDJR6W4LV4Z · pith_short_8: KT4HUGDJ

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/KT4HUGDJR6W4LV4Z7DPJCPE4YI \
  | 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: 54f87a18698fadc5d799f8de913c9cc208e32c3cd9ad96918a0efa277151d89c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cc592e72704a1e4b8dfa704ba9c6e1c11f4fbddd68c398d62854e745080cdc4",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-02-26T16:22:14Z",
    "title_canon_sha256": "3751391d2a15f6614d776706b8d155fcfccfb9923c38dee56539638c85cccc74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09944",
    "kind": "arxiv",
    "version": 1
  }
}