Pith Number

pith:WMYJMKKX

pith:2015:WMYJMKKXXKO3LGE56QRBDO5BCS

not attested not anchored not stored refs pending

Can rodents conceive hyperbolic spaces?

Alessandro Treves, Eugenio Urdapilleta, Federico Stella, Francesca Troiani

arxiv:1502.02435 v1 · 2015-02-09 · q-bio.NC · nlin.AO · physics.bio-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{WMYJMKKXXKO3LGE56QRBDO5BCS}

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	2026-05-18T02:27:42.363100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b330962957ba9db5989df42211bba114b18298c3e71ad0f53e839fb2ad23c1ce

Aliases

arxiv: 1502.02435 · arxiv_version: 1502.02435v1 · doi: 10.48550/arxiv.1502.02435 · pith_short_12: WMYJMKKXXKO3 · pith_short_16: WMYJMKKXXKO3LGE5 · pith_short_8: WMYJMKKX

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/WMYJMKKXXKO3LGE56QRBDO5BCS \
  | 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: b330962957ba9db5989df42211bba114b18298c3e71ad0f53e839fb2ad23c1ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dec58b8e3e178532cf67b6ae997df9662f8cd2a9733e0883c3de5a38bf414aa1",
    "cross_cats_sorted": [
      "nlin.AO",
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2015-02-09T11:07:21Z",
    "title_canon_sha256": "2131892c5c8fc055992b7241b8e149de53bf297f4f683823bd1c21960d2ec781"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02435",
    "kind": "arxiv",
    "version": 1
  }
}