Pith Number

pith:IFRF2F3S

pith:2014:IFRF2F3S7DFOO22GJBV7WK2QLV

not attested not anchored not stored refs pending

Detecting the Escherichia coli metabolic backbone

Francesc Sagu\'es, M. \'Angeles Serrano, Oriol G\"uell

arxiv:1412.3353 v4 · 2014-12-10 · 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{IFRF2F3S7DFOO22GJBV7WK2QLV}

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	2026-05-18T01:20:17.491680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41625d1772f8cae76b46486bfb2b505d5695fdb8de29926e1871f1f50220e585

Aliases

arxiv: 1412.3353 · arxiv_version: 1412.3353v4 · doi: 10.48550/arxiv.1412.3353 · pith_short_12: IFRF2F3S7DFO · pith_short_16: IFRF2F3S7DFOO22G · pith_short_8: IFRF2F3S

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/IFRF2F3S7DFOO22GJBV7WK2QLV \
  | 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: 41625d1772f8cae76b46486bfb2b505d5695fdb8de29926e1871f1f50220e585

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7db048233f135732112f779acd4340586bf3a0277862af085689952d32b34c5a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.MN",
    "submitted_at": "2014-12-10T16:15:39Z",
    "title_canon_sha256": "987dd2239cc4b634b92d798c86f0f2110e524fad21a00dc05e1b3ed1234a85ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.3353",
    "kind": "arxiv",
    "version": 4
  }
}