Pith Number

pith:OAR43RGV

pith:2011:OAR43RGVTZ774JSSNNJIVZZFCA

not attested not anchored not stored refs pending

Mid-infrared interferometry of the massive young stellar object NGC 2264 IRS 1

G. Weigelt, H. Linz, R. Grellmann, S. Kraus, Th. Preibisch, Th. Ratzka

arxiv:1107.0928 v1 · 2011-07-05 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OAR43RGVTZ774JSSNNJIVZZFCA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:01:24.569116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7023cdc4d59e7ffe26526b528ae7251025dfaa641aa2a5f2486e6f5fd7f1190f

Aliases

arxiv: 1107.0928 · arxiv_version: 1107.0928v1 · doi: 10.48550/arxiv.1107.0928 · pith_short_12: OAR43RGVTZ77 · pith_short_16: OAR43RGVTZ774JSS · pith_short_8: OAR43RGV

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/OAR43RGVTZ774JSSNNJIVZZFCA \
  | 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: 7023cdc4d59e7ffe26526b528ae7251025dfaa641aa2a5f2486e6f5fd7f1190f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0faaa146e191f076582ca883f8fed0b00a10705c7f11ee9ddbd10ebcc1f31b3f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-07-05T17:30:52Z",
    "title_canon_sha256": "4d0ed7f7f15e92140db097ac3d3fd1289e65622471aaad7c4210437f80496bfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.0928",
    "kind": "arxiv",
    "version": 1
  }
}