Pith Number

pith:EFYV6PPG

pith:2016:EFYV6PPGLV34UMFWGPPUMEGC4D

not attested not anchored not stored refs pending

The Dragonfly Nearby Galaxies Survey. I. Substantial variation in the diffuse stellar halos around spiral galaxies

Allison Merritt, Jielai Zhang, Pieter van Dokkum, Roberto Abraham

arxiv:1606.08847 v1 · 2016-06-28 · 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{EFYV6PPGLV34UMFWGPPUMEGC4D}

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	2026-05-18T01:02:04.074036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21715f3de65d77ca30b633df4610c2e0fab7133ba51d228b5dec07c1546ddcb4

Aliases

arxiv: 1606.08847 · arxiv_version: 1606.08847v1 · doi: 10.48550/arxiv.1606.08847 · pith_short_12: EFYV6PPGLV34 · pith_short_16: EFYV6PPGLV34UMFW · pith_short_8: EFYV6PPG

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/EFYV6PPGLV34UMFWGPPUMEGC4D \
  | 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: 21715f3de65d77ca30b633df4610c2e0fab7133ba51d228b5dec07c1546ddcb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91ea0dbcc8760459a5800f9e988ba704a7d90141732683694a5052643f5a9e5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-06-28T20:00:01Z",
    "title_canon_sha256": "f3a1b7bda2abd51d4c6b8e3a792140534b975d8ed3bc32880d8b4b0d3bb671df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.08847",
    "kind": "arxiv",
    "version": 1
  }
}