Pith Number

pith:QNZGKKOI

pith:2013:QNZGKKOI3GTS4MGHKYVVXUWASL

not attested not anchored not stored refs pending

Unraveling Adaptation in Eukaryotic Pathways: Lessons from Protocells

Giovanna De Palo, Robert G. Endres

arxiv:1309.3531 v1 · 2013-09-13 · q-bio.CB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QNZGKKOI3GTS4MGHKYVVXUWASL}

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	2026-05-18T02:57:08.616637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83726529c8d9a72e30c7562b5bd2c092ee99c4494e78c0b96a5ccd4fee9aeb85

Aliases

arxiv: 1309.3531 · arxiv_version: 1309.3531v1 · doi: 10.48550/arxiv.1309.3531 · pith_short_12: QNZGKKOI3GTS · pith_short_16: QNZGKKOI3GTS4MGH · pith_short_8: QNZGKKOI

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/QNZGKKOI3GTS4MGHKYVVXUWASL \
  | 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: 83726529c8d9a72e30c7562b5bd2c092ee99c4494e78c0b96a5ccd4fee9aeb85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e2363e94453d938ca84ed3ee6644a51e5e4ccb4afddc95d3a4117db6ab62fac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.CB",
    "submitted_at": "2013-09-13T18:16:58Z",
    "title_canon_sha256": "013cdee672a9eb67fa26ecc7fe5eb65a6bf2bd29552303d2e8b39961e419960b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3531",
    "kind": "arxiv",
    "version": 1
  }
}