Pith Number

pith:3R77XGRJ

pith:2019:3R77XGRJPSJGFCCMMLU4VZF4MP

not attested not anchored not stored refs pending

Does radiative feedback make faint z>6 galaxies look small?

Alvaro Hacar, Jacqueline A. Hodge, Joop Schaye, Michael V. Maseda, Rychard J. Bouwens, Sylvia Ploeckinger

arxiv:1901.05007 v2 · 2019-01-15 · 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{3R77XGRJPSJGFCCMMLU4VZF4MP}

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	2026-05-17T23:55:02.993157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc7ffb9a297c9262884c62e9cae4bc63f8a657395c8bbf428eba852a856afd95

Aliases

arxiv: 1901.05007 · arxiv_version: 1901.05007v2 · doi: 10.48550/arxiv.1901.05007 · pith_short_12: 3R77XGRJPSJG · pith_short_16: 3R77XGRJPSJGFCCM · pith_short_8: 3R77XGRJ

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/3R77XGRJPSJGFCCMMLU4VZF4MP \
  | 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: dc7ffb9a297c9262884c62e9cae4bc63f8a657395c8bbf428eba852a856afd95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ab8428196985d1e27e4a6a8f1ea78d1a2ed6ed3de5ad5bc9734f8644c6428ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-01-15T19:00:01Z",
    "title_canon_sha256": "8d06bc9e2c9dec817955289575fc31fc67cd46b129c14e70f604d7d5395d627e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05007",
    "kind": "arxiv",
    "version": 2
  }
}