Pith Number

pith:OYYZIZJY

pith:2013:OYYZIZJYJ52I7KLBLHHA4OVVOA

not attested not anchored not stored refs pending

Amino Acid Distributions and the Effect of Optimal Growth Temperature

Albert Libchaber, Benjamin Greenbaum, Pradeep Kumar

arxiv:1309.4761 v1 · 2013-09-18 · q-bio.GN · q-bio.PE · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OYYZIZJYJ52I7KLBLHHA4OVVOA}

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	2026-05-18T03:12:58.413196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76319465384f748fa96159ce0e3ab5700bb683b7c3b909d1c168c688f7dcf29d

Aliases

arxiv: 1309.4761 · arxiv_version: 1309.4761v1 · doi: 10.48550/arxiv.1309.4761 · pith_short_12: OYYZIZJYJ52I · pith_short_16: OYYZIZJYJ52I7KLB · pith_short_8: OYYZIZJY

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/OYYZIZJYJ52I7KLBLHHA4OVVOA \
  | 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: 76319465384f748fa96159ce0e3ab5700bb683b7c3b909d1c168c688f7dcf29d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd60f31570a45d2e18e4aa36bb75c4bede2a5890a4e4fbdcd1df3171aa0ca78f",
    "cross_cats_sorted": [
      "q-bio.PE",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.GN",
    "submitted_at": "2013-09-18T19:28:35Z",
    "title_canon_sha256": "3249fa89bd7d14a915e15abd796d29f87d107d25ea9030a09b983a021f2a691c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4761",
    "kind": "arxiv",
    "version": 1
  }
}