Pith Number

pith:EBCGMHBZ

pith:2010:EBCGMHBZTKVUJGWD2DGVADCAZQ

not attested not anchored not stored refs pending

The Dark Side of QSO Formation at High Redshifts

CU Boulder), Emilio Romano-Diaz (UK Lexington), Isaac Shlosman (UK Lexington), Jerusalem), Michele Trenti (CASA, Yehuda Hoffman (Hebrew University

arxiv:1010.3715 v2 · 2010-10-18 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EBCGMHBZTKVUJGWD2DGVADCAZQ}

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	2026-05-18T02:05:01.534550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2044661c399aab449ac3d0cd500c40cc24c9b91a28ad0b88a1503ac615a34d53

Aliases

arxiv: 1010.3715 · arxiv_version: 1010.3715v2 · doi: 10.48550/arxiv.1010.3715 · pith_short_12: EBCGMHBZTKVU · pith_short_16: EBCGMHBZTKVUJGWD · pith_short_8: EBCGMHBZ

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/EBCGMHBZTKVUJGWD2DGVADCAZQ \
  | 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: 2044661c399aab449ac3d0cd500c40cc24c9b91a28ad0b88a1503ac615a34d53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c124bcbf3979c947f0fb55acbc7f2c5b77d8115ec62113a41dc816e41410bf96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-18T20:16:45Z",
    "title_canon_sha256": "da730b88cd9f154276aa61722482533db41093826d01c5495b255c5232b3daaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.3715",
    "kind": "arxiv",
    "version": 2
  }
}