Pith Number

pith:NTO7EPCC

pith:2015:NTO7EPCCCE456G57NJPT6G3ZJE

not attested not anchored not stored refs pending

There are no caterpillars in a wicked forest

James H. Degnan, John A. Rhodes

arxiv:1508.06672 v1 · 2015-08-26 · 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{NTO7EPCCCE456G57NJPT6G3ZJE}

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	2026-05-18T01:34:41.355763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cddf23c421139df1bbf6a5f3f1b794935ff3a4f3338473360976004292e187a

Aliases

arxiv: 1508.06672 · arxiv_version: 1508.06672v1 · doi: 10.48550/arxiv.1508.06672 · pith_short_12: NTO7EPCCCE45 · pith_short_16: NTO7EPCCCE456G57 · pith_short_8: NTO7EPCC

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/NTO7EPCCCE456G57NJPT6G3ZJE \
  | 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: 6cddf23c421139df1bbf6a5f3f1b794935ff3a4f3338473360976004292e187a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7982a5c67504707f0a993d9b9d59fc7f63a0f0509f98c8bfbb4279c000607f5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2015-08-26T21:54:01Z",
    "title_canon_sha256": "f12e6e834bdcaf18a126b1468b1a1d020ad248d98ec23458b2d6583b1a7d98dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06672",
    "kind": "arxiv",
    "version": 1
  }
}