Pith Number

pith:VRECSBUP

pith:2010:VRECSBUPJIYMNRLQMXDFTRIREL

not attested not anchored not stored refs pending

Limited Lifespan of Fragile Regions in Mammalian Evolution

Max A. Alekseyev, Pavel A. Pevzner

arxiv:1011.0200 v1 · 2010-10-31 · 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{VRECSBUPJIYMNRLQMXDFTRIREL}

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	2026-05-18T04:37:30.415793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac4829068f4a30c6c57065c659c51122f19b3eb628baef1bf654713d01b86013

Aliases

arxiv: 1011.0200 · arxiv_version: 1011.0200v1 · doi: 10.48550/arxiv.1011.0200 · pith_short_12: VRECSBUPJIYM · pith_short_16: VRECSBUPJIYMNRLQ · pith_short_8: VRECSBUP

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/VRECSBUPJIYMNRLQMXDFTRIREL \
  | 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: ac4829068f4a30c6c57065c659c51122f19b3eb628baef1bf654713d01b86013

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b8de50cea1f0295e1d297196949c0dc2b9a0180516c2129e6fe515d8e48c4c9",
    "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": "2010-10-31T20:02:06Z",
    "title_canon_sha256": "cb1cc2c4ac90d65448c91278693109afb2efc902df7965e61132a4d9b9e67dfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.0200",
    "kind": "arxiv",
    "version": 1
  }
}