Pith Number

pith:LFU2UPKP

pith:2013:LFU2UPKPCV6CHRRFV7JJJMARRA

not attested not anchored not stored refs pending

Standardized network reconstruction of E. coli metabolism

Kieran Smallbone

arxiv:1304.2960 v1 · 2013-04-09 · 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{LFU2UPKPCV6CHRRFV7JJJMARRA}

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	2026-05-18T03:28:20.265423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5969aa3d4f157c23c625afd294b011880cd1e9889fe04f7d5c427d59f8c287bd

Aliases

arxiv: 1304.2960 · arxiv_version: 1304.2960v1 · doi: 10.48550/arxiv.1304.2960 · pith_short_12: LFU2UPKPCV6C · pith_short_16: LFU2UPKPCV6CHRRF · pith_short_8: LFU2UPKP

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/LFU2UPKPCV6CHRRFV7JJJMARRA \
  | 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: 5969aa3d4f157c23c625afd294b011880cd1e9889fe04f7d5c427d59f8c287bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59cb20e697d2fdcc54f8be3deac52b089a95bddcdccebfe788e459643d57640c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "q-bio.MN",
    "submitted_at": "2013-04-09T09:07:13Z",
    "title_canon_sha256": "84eac3031e9828036cd3733241fb3fdccad46dccba433ed0d6fc24c8c898d843"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.2960",
    "kind": "arxiv",
    "version": 1
  }
}