Pith Number

pith:57DVY5XE

pith:2012:57DVY5XEZ4QLG4CFRTIDKGC5VV

not attested not anchored not stored refs pending

A hydrodynamic study of the circumstellar envelope of alpha Scorpii

D. Reimers, H.-J. Hagen, K. Braun, R. Baade

arxiv:1208.5866 v1 · 2012-08-29 · 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{57DVY5XEZ4QLG4CFRTIDKGC5VV}

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	2026-05-18T03:46:48.492218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efc75c76e4cf20b370458cd035185dad7a3b8651f02ace9084d0d2e18d5200dc

Aliases

arxiv: 1208.5866 · arxiv_version: 1208.5866v1 · doi: 10.48550/arxiv.1208.5866 · pith_short_12: 57DVY5XEZ4QL · pith_short_16: 57DVY5XEZ4QLG4CF · pith_short_8: 57DVY5XE

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/57DVY5XEZ4QLG4CFRTIDKGC5VV \
  | 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: efc75c76e4cf20b370458cd035185dad7a3b8651f02ace9084d0d2e18d5200dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b3dc380296d1047f3d07e191b8ff04b95695c16407938a11163243750f4db59",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-08-29T08:55:33Z",
    "title_canon_sha256": "82335e889e217d08a5d0fa1be06a614d9ce4550576d3d6738783fa069e427b61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5866",
    "kind": "arxiv",
    "version": 1
  }
}