Pith Number

pith:I7M3RTYW

pith:2008:I7M3RTYWZS726UN7RIKH3VXZNO

not attested not anchored not stored refs pending

Spatially resolving the hot CO around the young Be star 51 Ophiuchi

A. Natta, C. Gil, E. Tatulli, F. Malbet, F. Menard, L. Testi, P. Stee, S. Kraus, S. Robbe-Dubois

arxiv:0806.4937 v1 · 2008-06-30 · 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{I7M3RTYWZS726UN7RIKH3VXZNO}

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	2026-07-04T17:11:35.580245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47d9b8cf16ccbfaf51bf8a147dd6f96b967b6f88c74bc904546a739f943e7c26

Aliases

arxiv: 0806.4937 · arxiv_version: 0806.4937v1 · doi: 10.48550/arxiv.0806.4937 · pith_short_12: I7M3RTYWZS72 · pith_short_16: I7M3RTYWZS726UN7 · pith_short_8: I7M3RTYW

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/I7M3RTYWZS726UN7RIKH3VXZNO \
  | 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: 47d9b8cf16ccbfaf51bf8a147dd6f96b967b6f88c74bc904546a739f943e7c26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bb6847ef1ab29396d4c10055018a6c7b53c9aa87c4b1f45094171e89842b582",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-06-30T16:26:24Z",
    "title_canon_sha256": "1ea81ea5008a8b360c466fa938d336bd6a136bfa487d6dc12d5792bdfe33d751"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.4937",
    "kind": "arxiv",
    "version": 1
  }
}