Pith Number

pith:ZCYP2RZE

pith:2017:ZCYP2RZENXHIXSYPSK4DM46BDP

not attested not anchored not stored refs pending

The descendants of the first quasars in the BlueTides simulation

Ananth Tenneti, Rupert Croft, ThomasJae Garcia, Tiziana Di Matteo, Yu Feng

arxiv:1708.03373 v1 · 2017-08-10 · astro-ph.GA · 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{ZCYP2RZENXHIXSYPSK4DM46BDP}

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	2026-05-18T00:27:46.010126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8b0fd47246dce8bcb0f92b83673c11bc41f2049db7cd987fc06729b29afacfb

Aliases

arxiv: 1708.03373 · arxiv_version: 1708.03373v1 · doi: 10.48550/arxiv.1708.03373 · pith_short_12: ZCYP2RZENXHI · pith_short_16: ZCYP2RZENXHIXSYP · pith_short_8: ZCYP2RZE

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/ZCYP2RZENXHIXSYPSK4DM46BDP \
  | 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: c8b0fd47246dce8bcb0f92b83673c11bc41f2049db7cd987fc06729b29afacfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0bb85cfce173556be3f327023e6014f750c0858daa1e84b45afc2396230140f",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-10T20:27:21Z",
    "title_canon_sha256": "eeab0ad1fdf8d4af5b3c521dc023e294b3d56a302663ab1a709eb8f6d030c1d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03373",
    "kind": "arxiv",
    "version": 1
  }
}