Pith Number

pith:OQSQ4WCX

pith:2014:OQSQ4WCXIJETRXT6T2YLOIUAUK

not attested not anchored not stored refs pending

The Panchromatic Hubble Andromeda Treasury. Progression of Large-Scale Star Formation across Space and Time in M31

Andrew E. Dolphin, Anil Seth, Benjamin F. Williams, Daniel R. Weisz, Dimitrios A. Gouliermis, Dustin Lang, Evan Skillman, Jason Kalirai, Julianne J. Dalcanton, Karl D. Gordon, Lori C. Beerman, Luciana Bianchi, Morgan Fouesneau, Puragra Guhathakurta

arxiv:1407.0829 v1 · 2014-07-03 · 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{OQSQ4WCXIJETRXT6T2YLOIUAUK}

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	2026-05-18T00:21:15.127264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74250e5857424938de7e9eb0b72280a2b9a100cb4a4ba918919b7af4805e0c15

Aliases

arxiv: 1407.0829 · arxiv_version: 1407.0829v1 · doi: 10.48550/arxiv.1407.0829 · pith_short_12: OQSQ4WCXIJET · pith_short_16: OQSQ4WCXIJETRXT6 · pith_short_8: OQSQ4WCX

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/OQSQ4WCXIJETRXT6T2YLOIUAUK \
  | 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: 74250e5857424938de7e9eb0b72280a2b9a100cb4a4ba918919b7af4805e0c15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86403637a0a5ddd20c49e20ae0997b75aaddb4b49f5021006e7fa73a9344cb89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-07-03T09:16:21Z",
    "title_canon_sha256": "806ce6769c2553890abbf64c25df4c14b14fb0c8e5b8afafea7eb2dfb2b909fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0829",
    "kind": "arxiv",
    "version": 1
  }
}