Pith Number

pith:UKGFJVVG

pith:2015:UKGFJVVGQ7ZEHYRKZAMLOTCOUW

not attested not anchored not stored refs pending

Resolving the extended stellar halos of nearby galaxies: the wide-field PISCeS survey

(2) Harvard-Smithsonian Center for Astrophysics, 3) ((1) Texas Tech University, (3) UCO/Lick Observatory, (4) Department of Physics, (5) Observatories of the Carnegie Institution for Science, (6) Michigan State University, A. Seth (4), Astronomy, B. McLeod (2), CA, Cambridge, D. Crnojevi\'c (1), Department of Physics, D. J. Sand (1), East Lansing, E. Toloba (1, J. D. Simon (5), J. Strader (6), Lubbock, MA, MI, N. Caldwell (2), Pasadena, P. Guhathakurta (3), Physics Department, Salt Lake City, Santa Cruz, TX, University of California, University of Utah, USA, USA), UT

arxiv:1510.03487 v1 · 2015-10-13 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T01:05:45.840754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a28c54d6a687f243e22ac818b74c4ea5a0c780d56ea3afb00dc0b9ea24e12b30

Aliases

arxiv: 1510.03487 · arxiv_version: 1510.03487v1 · doi: 10.48550/arxiv.1510.03487 · pith_short_12: UKGFJVVGQ7ZE · pith_short_16: UKGFJVVGQ7ZEHYRK · pith_short_8: UKGFJVVG

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/UKGFJVVGQ7ZEHYRKZAMLOTCOUW \
  | 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: a28c54d6a687f243e22ac818b74c4ea5a0c780d56ea3afb00dc0b9ea24e12b30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47e20d6fe611f486aa63b8fdb5334a5a5d1f71f6756d7483028b5f12bebbde1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-10-13T00:11:03Z",
    "title_canon_sha256": "3c833d461304bcf9dd9e8f88faa6fcd8b557fea699a73fbc05b1fe987a8f5682"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03487",
    "kind": "arxiv",
    "version": 1
  }
}