Pith Number

pith:PYV6FTOC

pith:1998:PYV6FTOCIMIDTGTJXGUHLORRE6

not attested not anchored not stored refs pending

NGC 5907 revisited: a stellar halo formed by cannibalism?

B. Fort, F. Combes, J.-C. Cuillandre, J. Lequeux, M. Dantel-Fort, Y. Mellier

arxiv:astro-ph/9804109 v1 · 1998-04-10 · 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{PYV6FTOCIMIDTGTJXGUHLORRE6}

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	2026-07-04T14:15:45.580736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e2be2cdc24310399a69b9a875ba3127a62d006a182c3668c88cc05ecb7288cb

Aliases

arxiv: astro-ph/9804109 · arxiv_version: astro-ph/9804109v1 · doi: 10.48550/arxiv.astro-ph/9804109 · pith_short_12: PYV6FTOCIMID · pith_short_16: PYV6FTOCIMIDTGTJ · pith_short_8: PYV6FTOC

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/PYV6FTOCIMIDTGTJXGUHLORRE6 \
  | 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: 7e2be2cdc24310399a69b9a875ba3127a62d006a182c3668c88cc05ecb7288cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7cc86607bb86d4845666cdddffd5bb47a5b6240f688baa8a19b85de0fba522a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-04-10T11:36:26Z",
    "title_canon_sha256": "0b5c4eb0be86ca45b2747d9a6d455854dd75cfae6626fd0a31f644f010d2858f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9804109",
    "kind": "arxiv",
    "version": 1
  }
}