Pith Number

pith:AYJPYQDA

pith:2020:AYJPYQDAEKVL6Z7BRXIJY2FJNA

not attested not anchored not stored refs pending

Internal circulation in tidally locked massive binary stars -- Consequences for double black hole formation

Ben Hastings, Gloria Koenigsberger, Norbert Langer

arxiv:2007.11299 v1 · 2020-07-22 · 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{AYJPYQDAEKVL6Z7BRXIJY2FJNA}

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	2026-07-05T01:37:14.227619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0612fc406022aabf67e18dd09c68a968113d5420b5bd78ae83e68525f3479bb5

Aliases

arxiv: 2007.11299 · arxiv_version: 2007.11299v1 · doi: 10.48550/arxiv.2007.11299 · pith_short_12: AYJPYQDAEKVL · pith_short_16: AYJPYQDAEKVL6Z7B · pith_short_8: AYJPYQDA

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/AYJPYQDAEKVL6Z7BRXIJY2FJNA \
  | 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: 0612fc406022aabf67e18dd09c68a968113d5420b5bd78ae83e68525f3479bb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d27de096887da6536b5e73ae3a7281744afa8f069e7ec8a4deda8b3db02cb5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-07-22T09:33:00Z",
    "title_canon_sha256": "3388e45855fe0ebd589d30c7cd5e227579a820ff94c870fbfd94c4825cce643b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.11299",
    "kind": "arxiv",
    "version": 1
  }
}