Pith Number

pith:3UWWFDG6

pith:2023:3UWWFDG6Q54TZJSGYBASOJ347Q

not attested not anchored not stored refs pending

Closed ecosystems extract energy through self-organized nutrient cycles

Akshit Goyal, Alexander P. Petroff, Arvind Murugan, Avi I. Flamholz

arxiv:2305.19102 v1 · 2023-05-30 · q-bio.PE · nlin.AO · q-bio.MN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3UWWFDG6Q54TZJSGYBASOJ347Q}

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	2026-07-05T07:50:50.131435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd2d628cde87793ca646c04127277cfc355bae13ba7426bbdbf46ec1ffd01324

Aliases

arxiv: 2305.19102 · arxiv_version: 2305.19102v1 · doi: 10.48550/arxiv.2305.19102 · pith_short_12: 3UWWFDG6Q54T · pith_short_16: 3UWWFDG6Q54TZJSG · pith_short_8: 3UWWFDG6

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/3UWWFDG6Q54TZJSGYBASOJ347Q \
  | 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: dd2d628cde87793ca646c04127277cfc355bae13ba7426bbdbf46ec1ffd01324

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2537dd2fd46f56212559db1a34739e6964feec5027f2913602369c4fb6ae5652",
    "cross_cats_sorted": [
      "nlin.AO",
      "q-bio.MN"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2023-05-30T15:06:27Z",
    "title_canon_sha256": "d98c6e4dbfc6d1a23a96d750e76eacb28343114c33dd7a9049305f7515b14d30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.19102",
    "kind": "arxiv",
    "version": 1
  }
}