Pith Number

pith:AMS3P67F

pith:2021:AMS3P67FHTVSFCMP6B4JD2JAK6

not attested not anchored not stored refs pending

Chemical post-processing of magneto-hydrodynamical simulations of star-forming regions: robustness and pitfalls

Alessandro Lupi, Sim\'on Ferrada-Chamorro, Stefano Bovino

arxiv:2105.01649 v1 · 2021-05-04 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AMS3P67FHTVSFCMP6B4JD2JAK6}

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	2026-07-05T02:55:14.559227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0325b7fbe53ceb22898ff07891e92057ac6195e7ce060c120e74f782060b0833

Aliases

arxiv: 2105.01649 · arxiv_version: 2105.01649v1 · doi: 10.48550/arxiv.2105.01649 · pith_short_12: AMS3P67FHTVS · pith_short_16: AMS3P67FHTVSFCMP · pith_short_8: AMS3P67F

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/AMS3P67FHTVSFCMP6B4JD2JAK6 \
  | 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: 0325b7fbe53ceb22898ff07891e92057ac6195e7ce060c120e74f782060b0833

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df8cc2393a4efc566e38fd2ef2ba6f3b7bff764482166f85b14d9fc129e28dd6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-05-04T17:51:54Z",
    "title_canon_sha256": "f5ff08ef9c46d503be87abd6a63443830ad1c60751274ebb1c1c010e907ba19c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.01649",
    "kind": "arxiv",
    "version": 1
  }
}