Pith Number

pith:W4X4MLYL

pith:2017:W4X4MLYLP4JIFLDNMIZGJC4J5Y

not attested not anchored not stored refs pending

High Dimensional Random Walks Can Appear Low Dimensional: Application to Influenza H3N2 Evolution

Hasan Ahmed, James Moore

arxiv:1707.09361 v1 · 2017-07-27 · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W4X4MLYLP4JIFLDNMIZGJC4J5Y}

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	2026-05-18T00:39:11.624230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b72fc62f0b7f1282ac6d6232648b89ee0ea2602bdb201eedbb50e185565dc962

Aliases

arxiv: 1707.09361 · arxiv_version: 1707.09361v1 · doi: 10.48550/arxiv.1707.09361 · pith_short_12: W4X4MLYLP4JI · pith_short_16: W4X4MLYLP4JIFLDN · pith_short_8: W4X4MLYL

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/W4X4MLYLP4JIFLDNMIZGJC4J5Y \
  | 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: b72fc62f0b7f1282ac6d6232648b89ee0ea2602bdb201eedbb50e185565dc962

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb901f050d0e4230708f4c8e808ce720211cf636dffb256b0aca9fd708e6e304",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2017-07-27T21:20:58Z",
    "title_canon_sha256": "2f7a64253170044d177ba42d012b53f62960ee8a232bd0a1464bf4a06ca2bd7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09361",
    "kind": "arxiv",
    "version": 1
  }
}