Pith Number

pith:Y64ZLKF2

pith:2013:Y64ZLKF2KV6UGLPYMBQYVQYZP6

not attested not anchored not stored refs pending

Diffraction-limited Visible Light Images of Orion Trapezium Cluster With the Magellan Adaptive Secondary AO System (MagAO)

A. Puglisi, A. Riccardi, A. Uomoto, D. Kopon, E. Pinna, J.R. Males, K. Follette, K. Morzinski, L.M. Close, M. Xompero, P. Hinz, R. Briguglio, S. Esposito, T. Hare, T.J. Rodigas, Y-L. Wu

arxiv:1308.4155 v1 · 2013-08-19 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y64ZLKF2KV6UGLPYMBQYVQYZP6}

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	2026-05-18T01:48:13.735714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7b995a8ba557d432df860618ac3197f98e684e300645d2520b784a29a389808

Aliases

arxiv: 1308.4155 · arxiv_version: 1308.4155v1 · doi: 10.48550/arxiv.1308.4155 · pith_short_12: Y64ZLKF2KV6U · pith_short_16: Y64ZLKF2KV6UGLPY · pith_short_8: Y64ZLKF2

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/Y64ZLKF2KV6UGLPYMBQYVQYZP6 \
  | 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: c7b995a8ba557d432df860618ac3197f98e684e300645d2520b784a29a389808

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe60a0d50c8b1266d49bde210cc223f79c2c104895f3c0a31e6e9a73acef00b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-08-19T20:01:19Z",
    "title_canon_sha256": "e3ebb0d32c278b9127ef266f870e9696f2cd3aaaf4bec296c393080489cd9ac5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4155",
    "kind": "arxiv",
    "version": 1
  }
}