Pith Number

pith:PSPTEFLF

pith:2014:PSPTEFLFLEO7URFLRJN3GUUL7M

not attested not anchored not stored refs pending

AGN-driven helium reionization and the incidence of extended HeIII regions at redshift z>3

Cristiano Porciani (AIfA Bonn), Michele Compostella (AIfA Bonn), Sebastiano Cantalupo (UCSC)

arxiv:1407.1316 v2 · 2014-07-04 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PSPTEFLFLEO7URFLRJN3GUUL7M}

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.

Cited by

1 paper in Pith

Patchy Helium and Hydrogen Reionization from the Kinetic Sunyaev-Zel'dovich Effect and Galaxies

Receipt and verification

First computed	2026-05-18T01:42:41.819023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c9f321565591dfa44ab8a5bb3528bfb36d23c9292612a75a47803920e82e814

Aliases

arxiv: 1407.1316 · arxiv_version: 1407.1316v2 · doi: 10.48550/arxiv.1407.1316 · pith_short_12: PSPTEFLFLEO7 · pith_short_16: PSPTEFLFLEO7URFL · pith_short_8: PSPTEFLF

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/PSPTEFLFLEO7URFLRJN3GUUL7M \
  | 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: 7c9f321565591dfa44ab8a5bb3528bfb36d23c9292612a75a47803920e82e814

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5324a158ddf52c90f2b6de5f562f86710acb4263a4c062a660f71deb4e661dd",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-07-04T20:00:02Z",
    "title_canon_sha256": "79f168410f83288aa09a58606515da1ded07509596e8815f8405ad6b1a0cc663"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1316",
    "kind": "arxiv",
    "version": 2
  }
}