Pith Number

pith:UEYLSJMY

pith:2012:UEYLSJMYR6I6ARJ7PXBSCVDT46

not attested not anchored not stored refs pending

An excess of gene expression divergence on the X chromosome in Drosophila embryos; implications for the faster-X hypothesis

Alex T. Kalinka, Dave T. Gerrard, Melek A. Kayserili, Pavel Tomancak

arxiv:1209.0968 v5 · 2012-09-05 · q-bio.PE · q-bio.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UEYLSJMYR6I6ARJ7PXBSCVDT46}

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	2026-05-18T02:20:50.502770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a130b925988f91e0453f7dc3215473e7ad309e9a6e401cb5ad528a104a0d17af

Aliases

arxiv: 1209.0968 · arxiv_version: 1209.0968v5 · doi: 10.48550/arxiv.1209.0968 · pith_short_12: UEYLSJMYR6I6 · pith_short_16: UEYLSJMYR6I6ARJ7 · pith_short_8: UEYLSJMY

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/UEYLSJMYR6I6ARJ7PXBSCVDT46 \
  | 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: a130b925988f91e0453f7dc3215473e7ad309e9a6e401cb5ad528a104a0d17af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f2ba9960541816015068ba18578aa64ca3657136d03b96e6a411000581baeec",
    "cross_cats_sorted": [
      "q-bio.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2012-09-05T13:30:39Z",
    "title_canon_sha256": "8d9c18d0ed9a6d4b26406623ed981838cd95f7ed55482fcb094a27c55170e060"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.0968",
    "kind": "arxiv",
    "version": 5
  }
}