Pith Number

pith:PBEEUIPE

pith:2016:PBEEUIPEJ6PAYGB4BI5VMPR5FY

not attested not anchored not stored refs pending

Post-common envelope PN, fundamental or irrelevant?

D. Keller, E. G. Blackman, G. H. Jacoby, J. Nordhaus, Orsola De Marco, R. G. Izzard, R. Iaconi, T. Hillwig, T. Reichardt

arxiv:1612.03515 v1 · 2016-12-12 · 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{PBEEUIPEJ6PAYGB4BI5VMPR5FY}

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	2026-05-18T00:30:46.372282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78484a21e44f9e0c183c0a3b563e3d2e09357727fbd4786abe18ba09ce82599e

Aliases

arxiv: 1612.03515 · arxiv_version: 1612.03515v1 · doi: 10.48550/arxiv.1612.03515 · pith_short_12: PBEEUIPEJ6PA · pith_short_16: PBEEUIPEJ6PAYGB4 · pith_short_8: PBEEUIPE

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/PBEEUIPEJ6PAYGB4BI5VMPR5FY \
  | 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: 78484a21e44f9e0c183c0a3b563e3d2e09357727fbd4786abe18ba09ce82599e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "954083aff61c22c9564a31da5af01464fca6df850e4c63bafe3dc6c9a453ce7a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-12-12T01:43:19Z",
    "title_canon_sha256": "641b9b63b16812b9213f25696f3034c211350051c8bc8c5ab243e9a1bb1923c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.03515",
    "kind": "arxiv",
    "version": 1
  }
}