Pith Number

pith:75PPETYW

pith:2017:75PPETYWXRZJ6POK25IHW22QGI

not attested not anchored not stored refs pending

Stars behind bars I: The Milky Way's central stellar populations

1), (2) NYUAD, (3) USM), Aaron A. Dutton (2) ((1) MPIA, Andrea V. Macci\`o (2, Aura Obreja (3), Melissa K. Ness (1), Tobias Buck (1)

arxiv:1711.04765 v2 · 2017-11-13 · 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{75PPETYWXRZJ6POK25IHW22QGI}

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	2026-05-18T00:10:03.696993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff5ef24f16bc729f3dcad7507b6b503202aeda7e8b3687c2322d872932109476

Aliases

arxiv: 1711.04765 · arxiv_version: 1711.04765v2 · doi: 10.48550/arxiv.1711.04765 · pith_short_12: 75PPETYWXRZJ · pith_short_16: 75PPETYWXRZJ6POK · pith_short_8: 75PPETYW

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/75PPETYWXRZJ6POK25IHW22QGI \
  | 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: ff5ef24f16bc729f3dcad7507b6b503202aeda7e8b3687c2322d872932109476

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54272821581d091494ea2213654eb7b6d6e2a39c63543150d694d017af4f9585",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-11-13T19:00:00Z",
    "title_canon_sha256": "a13ab4f09f67e9693e422cf5c87c6d135b8419414d98a542c5dd08605c7355f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.04765",
    "kind": "arxiv",
    "version": 2
  }
}