Pith Number

pith:W7D64RLP

pith:2017:W7D64RLPWI5RLSSXUL5M2EZ4YE

not attested not anchored not stored refs pending

On the nature and physical conditions of the luminous Lya emitter CR7 and its rest-frame UV components

Andrea Ferrara, Bahram Mobasher, Behnam Darvish, Daniel Schaerer, David Sobral, Gabriel Brammer, Huub Rottgering, Jorryt Matthee, Lara Alegre

arxiv:1710.08422 v3 · 2017-10-23 · 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{W7D64RLPWI5RLSSXUL5M2EZ4YE}

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	2026-05-18T00:02:01.958907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7c7ee456fb23b15ca57a2facd133cc10c4e4a982f668cbfa7a77e01f373508f

Aliases

arxiv: 1710.08422 · arxiv_version: 1710.08422v3 · doi: 10.48550/arxiv.1710.08422 · pith_short_12: W7D64RLPWI5R · pith_short_16: W7D64RLPWI5RLSSX · pith_short_8: W7D64RLP

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/W7D64RLPWI5RLSSXUL5M2EZ4YE \
  | 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: b7c7ee456fb23b15ca57a2facd133cc10c4e4a982f668cbfa7a77e01f373508f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01d1e9c64232cb87a134d4d63f6b1c6e8e0f45597209b418ba627e3cd924fba7",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-10-23T18:00:01Z",
    "title_canon_sha256": "e716ee53d16ff032b6adfa83a284cf28f545a2c5a761d61f438fc0b738d1efdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08422",
    "kind": "arxiv",
    "version": 3
  }
}