Pith Number

pith:ZFDNYYJE

pith:2009:ZFDNYYJESVIKCWPVMYBZOPFUWC

not attested not anchored not stored refs pending

Simulations of magneto-acoustic pulsations in atmospheres of rapidly oscillating Ap stars

E. Khomenko, O. Kochukhov

arxiv:0909.1214 v1 · 2009-09-07 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZFDNYYJESVIKCWPVMYBZOPFUWC}

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	2026-05-18T02:34:30.899273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c946dc61249550a159f56603973cb4b0b0809c30c2a4267447fa981a2faa2d56

Aliases

arxiv: 0909.1214 · arxiv_version: 0909.1214v1 · doi: 10.48550/arxiv.0909.1214 · pith_short_12: ZFDNYYJESVIK · pith_short_16: ZFDNYYJESVIKCWPV · pith_short_8: ZFDNYYJE

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/ZFDNYYJESVIKCWPVMYBZOPFUWC \
  | 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: c946dc61249550a159f56603973cb4b0b0809c30c2a4267447fa981a2faa2d56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db9aadaf5bfb43fca9d6d007ecc4f6805b461875961e316c982f3977ea1706e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-09-07T10:52:48Z",
    "title_canon_sha256": "b74b428bfb64ed5b6b8462fb5dd573765b9e7a94bbcefa33109afcf1fdafe075"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1214",
    "kind": "arxiv",
    "version": 1
  }
}