Pith Number

pith:NIC3HP6T

pith:2020:NIC3HP6TI5JPIYEM24GFXR4HBB

not attested not anchored not stored refs pending

UV absorption lines and their potential for tracing the Lyman continuum escape fraction

A. Verhamme, J. Blaizot, J. Rosdahl, L. Michel-Dansac, T. Garel, T. Kimm, V. Mauerhofer

arxiv:2012.03984 v2 · 2020-12-07 · 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{NIC3HP6TI5JPIYEM24GFXR4HBB}

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	2026-07-05T02:13:56.649967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a05b3bfd34752f4608cd70c5bc787087af03aa1e3ebe5ed9a12934651bd75dd

Aliases

arxiv: 2012.03984 · arxiv_version: 2012.03984v2 · doi: 10.48550/arxiv.2012.03984 · pith_short_12: NIC3HP6TI5JP · pith_short_16: NIC3HP6TI5JPIYEM · pith_short_8: NIC3HP6T

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/NIC3HP6TI5JPIYEM24GFXR4HBB \
  | 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: 6a05b3bfd34752f4608cd70c5bc787087af03aa1e3ebe5ed9a12934651bd75dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d49a02239bc94aba144a255b5d6ceba1490fc0edf15439a0dcb41462604c6b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-12-07T19:00:50Z",
    "title_canon_sha256": "c6ed59418248ca4b57b96dad40efd52c84e69f0f339da196a8a886592d54dfa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.03984",
    "kind": "arxiv",
    "version": 2
  }
}