Pith Number

pith:HF5OAV7D

pith:2022:HF5OAV7DJPMLP3AQTQBEUDWKJP

not attested not anchored not stored refs pending

Classical OBe Stars as Post-Supernova Runaways: Confirming Binary Origins

Matthew M. Dallas (U. Michigan), M. S. Oey (U. Michigan), Norberto Castro (AIP/Potsdam)

arxiv:2208.10408 v1 · 2022-08-22 · astro-ph.SR · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HF5OAV7DJPMLP3AQTQBEUDWKJP}

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	2026-07-05T04:57:17.156601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

397ae057e34bd8b7ec109c024a0eca4bd4ea3bf8fdd7ed600a0013f733ac6461

Aliases

arxiv: 2208.10408 · arxiv_version: 2208.10408v1 · doi: 10.48550/arxiv.2208.10408 · pith_short_12: HF5OAV7DJPML · pith_short_16: HF5OAV7DJPMLP3AQ · pith_short_8: HF5OAV7D

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/HF5OAV7DJPMLP3AQTQBEUDWKJP \
  | 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: 397ae057e34bd8b7ec109c024a0eca4bd4ea3bf8fdd7ed600a0013f733ac6461

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9266767c31d6555e60b9c970d32bf03c90cc05f33674530f6d98ce6843c994dd",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-08-22T15:44:44Z",
    "title_canon_sha256": "3c8965983feda0153bc8894e3446b06bd06f5c6d1335b988e0b9e0a4455faf7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.10408",
    "kind": "arxiv",
    "version": 1
  }
}