Pith Number

pith:KNECYV6R

pith:2011:KNECYV6RBRMHLC3FL6B2TINS6M

not attested not anchored not stored refs pending

The VLT-FLAMES survey of massive stars: Nitrogen abundances for Be-type stars in the Magellanic Clouds

C.J. Evans, D.J. Lennon, I. Brott, I. Hunter, P.L. Dufton, P.R. Dunstall, S.J. Smartt

arxiv:1109.6661 v1 · 2011-09-29 · 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{KNECYV6RBRMHLC3FL6B2TINS6M}

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	2026-05-18T02:00:21.304578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53482c57d10c58758b655f83a9a1b2f303e2d18ade7b170f544779d9a135284d

Aliases

arxiv: 1109.6661 · arxiv_version: 1109.6661v1 · doi: 10.48550/arxiv.1109.6661 · pith_short_12: KNECYV6RBRMH · pith_short_16: KNECYV6RBRMHLC3F · pith_short_8: KNECYV6R

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/KNECYV6RBRMHLC3FL6B2TINS6M \
  | 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: 53482c57d10c58758b655f83a9a1b2f303e2d18ade7b170f544779d9a135284d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc601131de0d7f5e9e6701ac0dabe48a3b17c599ef20fceeab54e28f5ba3b350",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-29T20:08:19Z",
    "title_canon_sha256": "21ec97fb6c8bfcd763c08c2a9d165f61034c2461b862be4dcb6f64ac90dcab15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6661",
    "kind": "arxiv",
    "version": 1
  }
}