Pith Number

pith:UFEHVOTV

pith:2020:UFEHVOTVVDLKY2PCNQBPDMRBR7

not attested not anchored not stored refs pending

Effects of Photoionization and Photoheating on Lyman-alpha Forest Properties from Cholla Cosmological Simulations

(2) University of Pittsburgh), Brant Robertson (1), Bruno Villasenor (1), Evan Schneider (2) ((1) University of California, Piero Madau (1), Santa Cruz

arxiv:2009.06652 v2 · 2020-09-14 · 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{UFEHVOTVVDLKY2PCNQBPDMRBR7}

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	2026-07-05T02:43:08.833926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1487aba75a8d6ac69e26c02f1b2218ffa1eccdb926bf428f5b27713f5f66ba5

Aliases

arxiv: 2009.06652 · arxiv_version: 2009.06652v2 · doi: 10.48550/arxiv.2009.06652 · pith_short_12: UFEHVOTVVDLK · pith_short_16: UFEHVOTVVDLKY2PC · pith_short_8: UFEHVOTV

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/UFEHVOTVVDLKY2PCNQBPDMRBR7 \
  | 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: a1487aba75a8d6ac69e26c02f1b2218ffa1eccdb926bf428f5b27713f5f66ba5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2899f0852b741d903370d3548314c393f045268579ee553f827859bde95746ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-09-14T18:00:06Z",
    "title_canon_sha256": "c5ab6852f4eef46b23f1e1e3b92bcc25b5395d621e3c77e07e4ce5ded4a68e3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.06652",
    "kind": "arxiv",
    "version": 2
  }
}