Pith Number

pith:SI72D2LZ

pith:2021:SI72D2LZZUF5Q74JL756ZKIR43

not attested not anchored not stored refs pending

Dramatic changes in the observed velocity of the accretion disk wind in MCG-03-58-007 are revealed by XMM-Newton and NuSTAR

C. Cicone, G. Matzeu, J. N. Reeves, L. Ballo, M. Giustini, M. Sirressi, P. Severgnini, R. Della Ceca, V. Braito

arxiv:2111.04559 v1 · 2021-11-08 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SI72D2LZZUF5Q74JL756ZKIR43}

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	2026-07-05T04:02:58.880600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

923fa1e979cd0bd87f895ffbeca911e6c2eadca0c04e6c45d68168b6c7c2bece

Aliases

arxiv: 2111.04559 · arxiv_version: 2111.04559v1 · doi: 10.48550/arxiv.2111.04559 · pith_short_12: SI72D2LZZUF5 · pith_short_16: SI72D2LZZUF5Q74J · pith_short_8: SI72D2LZ

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/SI72D2LZZUF5Q74JL756ZKIR43 \
  | 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: 923fa1e979cd0bd87f895ffbeca911e6c2eadca0c04e6c45d68168b6c7c2bece

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68dc381a03607cda73497c80d30e99478239ed996b443a3bf9749b9464d6224a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-11-08T15:17:02Z",
    "title_canon_sha256": "7762fe0d8a8ac5435c1e93df3797e4b6411e78e34a933c31b30e3014c2283bbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.04559",
    "kind": "arxiv",
    "version": 1
  }
}