Pith Number

pith:VKECBX4D

pith:2011:VKECBX4DEOUEQM7NWOIXT4DK7D

not attested not anchored not stored refs pending

Resolved Near-Infrared Stellar Populations in Nearby Galaxies

Andy Dolphin, Anil C. Seth, Benjamin F. Williams, Evan Skillman, Jason L. Melbourne, Julianne J. Dalcanton, Karoline Gilbert, Knut Olsen, L\'eo Girardi, Martha L. Boyer, Paola Marigo, Philip A. Rosenfield, Roelof S. de Jong

arxiv:1109.6893 v1 · 2011-09-30 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VKECBX4DEOUEQM7NWOIXT4DK7D}

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	2026-05-18T02:00:20.873818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa8820df8323a84833edb39179f06af8d08c0c9b96704bae285a00897684f9eb

Aliases

arxiv: 1109.6893 · arxiv_version: 1109.6893v1 · doi: 10.48550/arxiv.1109.6893 · pith_short_12: VKECBX4DEOUE · pith_short_16: VKECBX4DEOUEQM7N · pith_short_8: VKECBX4D

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/VKECBX4DEOUEQM7NWOIXT4DK7D \
  | 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: aa8820df8323a84833edb39179f06af8d08c0c9b96704bae285a00897684f9eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0b0b40e70cebdcb5bcdd96503ccd56d954cfe871a753fe1a214208b2e9b19bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-30T16:49:00Z",
    "title_canon_sha256": "2fd57080d247b45156c94b4c8756063e8e2b39cd9c86ae6cebbeb4bf195807fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6893",
    "kind": "arxiv",
    "version": 1
  }
}