Pith Number

pith:6B7SUIMY

pith:2014:6B7SUIMYLPG56NLFXMYVAVEDKW

not attested not anchored not stored refs pending

A panoramic VISTA of the stellar halo of NGC 253

Enrica Iodice, J. Emerson, Laura Greggio, Magda Arnaboldi, Marina Rejkuba, Mark J. Neeser, Mike Irwin, Oscar A. Gonzalez

arxiv:1401.1665 v1 · 2014-01-08 · astro-ph.GA · 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{6B7SUIMYLPG56NLFXMYVAVEDKW}

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	2026-05-18T01:45:32.875544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f07f2a21985bcddf3565bb3150548355aaccb62f7d7d4c135fb1c74963561e0e

Aliases

arxiv: 1401.1665 · arxiv_version: 1401.1665v1 · doi: 10.48550/arxiv.1401.1665 · pith_short_12: 6B7SUIMYLPG5 · pith_short_16: 6B7SUIMYLPG56NLF · pith_short_8: 6B7SUIMY

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/6B7SUIMYLPG56NLFXMYVAVEDKW \
  | 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: f07f2a21985bcddf3565bb3150548355aaccb62f7d7d4c135fb1c74963561e0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "195ba239d07e8c6da144d2a11afe7e0bb7dfdd6a54322b1c0f15c563f2991f03",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-01-08T11:18:12Z",
    "title_canon_sha256": "abdaec61c5889688d43674181946921b915a2ea8aaa25df7556a8e04f71eb58e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1665",
    "kind": "arxiv",
    "version": 1
  }
}