Pith Number

pith:ADHIB2SP

pith:2015:ADHIB2SPQQ72BSPNALLGBKMIME

not attested not anchored not stored refs pending

An extremely young massive clump forming by gravitational collapse in a primordial galaxy

2), (2) School of Physics, 3), (3) Department of Physics, 4), (4) Astronomy Centre, (5) Institute for Astronomy, (6) Aix Marseille Universit\'e, (7) Department of Physics, (8) Dipartimento di Fisica e Astronomia, 9) ((1) CEA - Saclay, (9) INAF Osservatorio Astronomico di Bologna), A. Cibinel (1, Astronomy, A. Zanella (1), CNRS, C. Vignali (8, Department of Physics, E. Daddi (1), E. Le Floc'h (1), ETH Zuric, F. Bournaud (1), F. Renaud (7), F. Valentino (1), Korea Institute for Advanced Study, LAM, Ludwig-Maximilians-Universitat, M. Onodera (5), R. Gobat (1, Universit\`a degli Studi di Bologna, University of Surrey, University of Sussex, V. Perret (6), V. Strazzullo (1

arxiv:1505.01290 v1 · 2015-05-06 · 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{ADHIB2SPQQ72BSPNALLGBKMIME}

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	2026-05-18T02:16:49.915119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00ce80ea4f843fa0c9ed02d660a988611caecb0301c8c72b470240c3a1b3d452

Aliases

arxiv: 1505.01290 · arxiv_version: 1505.01290v1 · doi: 10.48550/arxiv.1505.01290 · pith_short_12: ADHIB2SPQQ72 · pith_short_16: ADHIB2SPQQ72BSPN · pith_short_8: ADHIB2SP

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/ADHIB2SPQQ72BSPNALLGBKMIME \
  | 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: 00ce80ea4f843fa0c9ed02d660a988611caecb0301c8c72b470240c3a1b3d452

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d06f2deb9eadd87d589fc22af70814ea9d1e8aab5f4090f532151ec8ce58a15d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-05-06T09:08:52Z",
    "title_canon_sha256": "f54795a8f3fe9516cb2f7b090b82a7811ddf1c2218c1044e434c6c3c4f09a5e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01290",
    "kind": "arxiv",
    "version": 1
  }
}