Pith Number

pith:FIIW377A

pith:2009:FIIW377ALTG5YCVRVRUAUYPZ5I

not attested not anchored not stored refs pending

VLT/NACO near-infrared imaging and spectroscopy of N88A in the SMC

D. Field, G. Testor, J.L. Lemaire, L. E. Kristensen, M. Heydari-Malayeri, S. Diana

arxiv:0911.5490 v1 · 2009-11-29 · 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{FIIW377ALTG5YCVRVRUAUYPZ5I}

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	2026-05-18T02:10:35.904338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a116dffe05ccddc0ab1ac680a61f9ea000c5db0957cca0bb9387d409525571c

Aliases

arxiv: 0911.5490 · arxiv_version: 0911.5490v1 · doi: 10.48550/arxiv.0911.5490 · pith_short_12: FIIW377ALTG5 · pith_short_16: FIIW377ALTG5YCVR · pith_short_8: FIIW377A

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/FIIW377ALTG5YCVRVRUAUYPZ5I \
  | 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: 2a116dffe05ccddc0ab1ac680a61f9ea000c5db0957cca0bb9387d409525571c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "974c3589a949b5bda9d87dbec0a1faa90e1336e0cf4cf51e65ebb55efb7fa96a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-29T15:04:17Z",
    "title_canon_sha256": "c0ffcd0d0b23a7843e51d9ee437f7d8ca01a70c4aece432d5bc3121e1b1e8e3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.5490",
    "kind": "arxiv",
    "version": 1
  }
}