Pith Number

pith:DNK54TVD

pith:2008:DNK54TVDLX4QKEM2UWMIR3I663

not attested not anchored not stored refs pending

Mid-infrared interferometry of massive young stellar objects

A. Men'shchikov, B. Stecklum, H. Linz, I. Pascucci, M. Feldt, R. Follert, R. van Boekel, Th. Henning

arxiv:0809.1384 v1 · 2008-09-08 · astro-ph

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	2026-05-18T02:35:14.907472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b55de4ea35df905119aa59888ed1ef6fed1e625160f9d84b23e8924287c58dd

Aliases

arxiv: 0809.1384 · arxiv_version: 0809.1384v1 · doi: 10.48550/arxiv.0809.1384 · pith_short_12: DNK54TVDLX4Q · pith_short_16: DNK54TVDLX4QKEM2 · pith_short_8: DNK54TVD

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/DNK54TVDLX4QKEM2UWMIR3I663 \
  | 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: 1b55de4ea35df905119aa59888ed1ef6fed1e625160f9d84b23e8924287c58dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8b7ddf40421e74ce094d86bfcb30f5d9d6a50e6fc5da5a04f74096c88bec53b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-08T17:06:54Z",
    "title_canon_sha256": "d3fedb19f60efa8a991f7e02563876a36581730769b3df1b48e71dc06f2dfb89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.1384",
    "kind": "arxiv",
    "version": 1
  }
}