Pith Number

pith:DQEYXZDA

pith:2007:DQEYXZDAFL6SKCO5TAGMAWIC7V

not attested not anchored not stored refs pending

25 Orionis: A Kinematically Distinct 10 Myr Old Group in Orion OB1a

2), (2) University of Michigan, (3) Center for Astrophysics, A. Katherina Vivas (1), Andrew Szentgyorgyi (3) ((1) Centro de Investigaciones de Astronomia (CIDA, Ann Arbor, Cambridge, Cesar Briceno (1), Gabor Furesz (3), Jesus Hernandez (1, Lee Hartmann (2), MA, Merida, MI, Nuria Calvet (2), USA, USA), Venezuela)

arxiv:astro-ph/0701710 v1 · 2007-01-24 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DQEYXZDAFL6SKCO5TAGMAWIC7V}

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	2026-05-18T04:29:06.933453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c098be4602afd2509dd980cc05902fd6c8f91e826a55a2ea76c26c06109594e

Aliases

arxiv: astro-ph/0701710 · arxiv_version: astro-ph/0701710v1 · doi: 10.48550/arxiv.astro-ph/0701710 · pith_short_12: DQEYXZDAFL6S · pith_short_16: DQEYXZDAFL6SKCO5 · pith_short_8: DQEYXZDA

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/DQEYXZDAFL6SKCO5TAGMAWIC7V \
  | 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: 1c098be4602afd2509dd980cc05902fd6c8f91e826a55a2ea76c26c06109594e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e62e4eff2cb5c00b48b6aea88adddbd6ec334f3fff5726a40551d40277e45d2b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-01-24T21:08:26Z",
    "title_canon_sha256": "c3f1385da7137997bf23b3e9376124920e0bc6b7141ef2c52fdebcdb7246df9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0701710",
    "kind": "arxiv",
    "version": 1
  }
}