Pith Number

pith:EEUYQBYI

pith:2013:EEUYQBYIBZBQOJ7WYJEHW7PLUT

not attested not anchored not stored refs pending

Studies of NGC 6720 with Calibrated HST WFC3 Emission-Line Filter Images--III:Tangential Motions using AstroDrizzle Images

C. R. O'Dell, G. J. Ferland, M. Peimbert, W. J. Henney

arxiv:1304.5233 v1 · 2013-04-18 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EEUYQBYIBZBQOJ7WYJEHW7PLUT}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:50:30.976363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21298807080e430727f6c2487b7deba4fcf7274e1327b8341b632b1b1f4ae5fa

Aliases

arxiv: 1304.5233 · arxiv_version: 1304.5233v1 · doi: 10.48550/arxiv.1304.5233 · pith_short_12: EEUYQBYIBZBQ · pith_short_16: EEUYQBYIBZBQOJ7W · pith_short_8: EEUYQBYI

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/EEUYQBYIBZBQOJ7WYJEHW7PLUT \
  | 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: 21298807080e430727f6c2487b7deba4fcf7274e1327b8341b632b1b1f4ae5fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7b717fc95b32894bcd0b33bdf33b9ab492e57f3ab56538526472be1a868ed7b",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-04-18T19:45:15Z",
    "title_canon_sha256": "ac6311b67b021146a8cbf1810ffc9b3ae4505d8418aba164b6a8bebded00d051"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5233",
    "kind": "arxiv",
    "version": 1
  }
}