Pith Number

pith:WAMWDRDE

pith:2016:WAMWDRDEV3WUQNILXOJ7HJ2PAO

not attested not anchored not stored refs pending

A Calvin bestiary

Alan D. Rendall

arxiv:1609.04926 v1 · 2016-09-16 · q-bio.MN · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WAMWDRDEV3WUQNILXOJ7HJ2PAO}

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	2026-05-18T01:04:32.082071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b01961c464aeed48350bbb93f3a74f03be4437b90e7f97c2865b8db07dd0ee3f

Aliases

arxiv: 1609.04926 · arxiv_version: 1609.04926v1 · doi: 10.48550/arxiv.1609.04926 · pith_short_12: WAMWDRDEV3WU · pith_short_16: WAMWDRDEV3WUQNIL · pith_short_8: WAMWDRDE

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/WAMWDRDEV3WUQNILXOJ7HJ2PAO \
  | 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: b01961c464aeed48350bbb93f3a74f03be4437b90e7f97c2865b8db07dd0ee3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ab8529cc0e77c3161dba097526c325f0219539797518a0ffcb8d2c6dc354f24",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.MN",
    "submitted_at": "2016-09-16T07:30:26Z",
    "title_canon_sha256": "b6de26592bac19d45bb043cfe07e8aec83cd5f6c22e3858bb19c0ec232e95540"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.04926",
    "kind": "arxiv",
    "version": 1
  }
}