Pith Number

pith:QWYZ25GW

pith:2011:QWYZ25GWGL7BOKRESCUVC4AZKO

not attested not anchored not stored refs pending

The Advanced X-ray Timing Array (AXTAR): A US MIDEX Mission Concept

Bernard F. Phlips, Colleen A. Wilson-Hodge, Deepto Chakrabarty, Kent S. Wood, Paul S. Ray, Ronald A. Remillard

arxiv:1109.1309 v1 · 2011-09-06 · astro-ph.IM

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

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	2026-05-18T04:08:14.358946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85b19d74d632fe172a2490a951701953a6fda7dbc6551bcf9d0fcb02597ea17e

Aliases

arxiv: 1109.1309 · arxiv_version: 1109.1309v1 · doi: 10.48550/arxiv.1109.1309 · pith_short_12: QWYZ25GWGL7B · pith_short_16: QWYZ25GWGL7BOKRE · pith_short_8: QWYZ25GW

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/QWYZ25GWGL7BOKRESCUVC4AZKO \
  | 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: 85b19d74d632fe172a2490a951701953a6fda7dbc6551bcf9d0fcb02597ea17e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9a755d073ae098f83fee652579b0009f6cf6e0da3f78293a25035070c8bccb5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-09-06T21:47:17Z",
    "title_canon_sha256": "5302ff6ccc077329d14e9cedcea6e2ca215d2768e08f82b7e334ad7d4ba77d01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1309",
    "kind": "arxiv",
    "version": 1
  }
}