Pith Number

pith:OSX27BIH

pith:2015:OSX27BIHDKGAISKPDBCE7LOYFA

not attested not anchored not stored refs pending

Star formation rate and dynamical mass of 10^8 solar mass black hole host galaxies at redshift 6

Alain Omont, Chris J. Willott, Jacqueline Bergeron

arxiv:1501.07538 v1 · 2015-01-29 · 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{OSX27BIHDKGAISKPDBCE7LOYFA}

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	2026-05-18T01:41:05.854950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74afaf85071a8c04494f18444fadd8280cf769728ecc6db5852e098fb2895166

Aliases

arxiv: 1501.07538 · arxiv_version: 1501.07538v1 · doi: 10.48550/arxiv.1501.07538 · pith_short_12: OSX27BIHDKGA · pith_short_16: OSX27BIHDKGAISKP · pith_short_8: OSX27BIH

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/OSX27BIHDKGAISKPDBCE7LOYFA \
  | 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: 74afaf85071a8c04494f18444fadd8280cf769728ecc6db5852e098fb2895166

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "477b77e6fe89e86dc5ac78365bdce1120be47ea728578881a4defed33f784dc6",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-01-29T18:31:59Z",
    "title_canon_sha256": "c1ba30a5c156322f0eb9385ac706fbf3aac01fb041990a6e320077eec4a432a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07538",
    "kind": "arxiv",
    "version": 1
  }
}