Pith Number

pith:VM3Z6ENR

pith:2014:VM3Z6ENRVQLFCAVEMSKKUW3SWZ

not attested not anchored not stored refs pending

Panchromatic Hubble Andromeda Treasury IX: A Photometric Survey of Planetary Nebulae in M31

Anil Seth, Benjamin F. Williams, Bruce Balick, Jason Kalirai, Julianne J. Dalcanton, Karl Gordon, Leo Girardi, Mark J. Veyette, Morgan Fouesneau, Nelson Caldwell, Phil Rosenfield

arxiv:1407.4391 v1 · 2014-07-16 · 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{VM3Z6ENRVQLFCAVEMSKKUW3SWZ}

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	2026-05-18T02:44:25.442534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab379f11b1ac165102a46494aa5b72b66d90af7e6669fbb01d86dfbd35d83729

Aliases

arxiv: 1407.4391 · arxiv_version: 1407.4391v1 · doi: 10.48550/arxiv.1407.4391 · pith_short_12: VM3Z6ENRVQLF · pith_short_16: VM3Z6ENRVQLFCAVE · pith_short_8: VM3Z6ENR

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/VM3Z6ENRVQLFCAVEMSKKUW3SWZ \
  | 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: ab379f11b1ac165102a46494aa5b72b66d90af7e6669fbb01d86dfbd35d83729

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ca7132bdcd300435673f3aac4a2fcef987ddbc791bc77676cf3c352a37907ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-07-16T17:41:09Z",
    "title_canon_sha256": "0cb4848081eecb935585240a0197477305c73e32966866f888ce693618696a71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4391",
    "kind": "arxiv",
    "version": 1
  }
}