Pith Number

pith:O3RPE4M4

pith:2018:O3RPE4M4RQTELCK5F737O6B2SF

not attested not anchored not stored refs pending

The effects of diffusion in hot subdwarf progenitors from the common envelope channel

Christopher A. Tout, Conor M. Byrne, C. Simon Jeffery, Haili Hu

arxiv:1802.00436 v1 · 2018-02-01 · 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{O3RPE4M4RQTELCK5F737O6B2SF}

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	2026-05-18T00:24:35.836582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76e2f2719c8c2645895d2ff7f7783a91448f57c8c89e16f2aca5d6f67ac9d0c5

Aliases

arxiv: 1802.00436 · arxiv_version: 1802.00436v1 · doi: 10.48550/arxiv.1802.00436 · pith_short_12: O3RPE4M4RQTE · pith_short_16: O3RPE4M4RQTELCK5 · pith_short_8: O3RPE4M4

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/O3RPE4M4RQTELCK5F737O6B2SF \
  | 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: 76e2f2719c8c2645895d2ff7f7783a91448f57c8c89e16f2aca5d6f67ac9d0c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1f35a47eb6433a927a159b74f6d9cdef20c22e67280d1c0c15422b8a10c33e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-02-01T18:59:20Z",
    "title_canon_sha256": "c0a7e7fee922607febc9f0db089e34b918429858b818d9829456f135b4eabf5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.00436",
    "kind": "arxiv",
    "version": 1
  }
}