Pith Number

pith:PBIVH5UT

pith:2012:PBIVH5UTIFAZQUWIZBGGQIVWQA

not attested not anchored not stored refs pending

Probing the envelopes of massive young stellar objects with diffraction limited mid-infrared imaging

H. E. Wheelwright, J. L. Close, M. G. Hoare, R. D. Oudmaijer, S. L. Lumsden, T. Fujiyoshi, W. J. de Wit

arxiv:1202.4348 v1 · 2012-02-20 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PBIVH5UTIFAZQUWIZBGGQIVWQA}

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	2026-05-18T01:58:23.526722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

785153f69341419852c8c84c6822b680307cc4235c5120cad62da06019570a18

Aliases

arxiv: 1202.4348 · arxiv_version: 1202.4348v1 · doi: 10.48550/arxiv.1202.4348 · pith_short_12: PBIVH5UTIFAZ · pith_short_16: PBIVH5UTIFAZQUWI · pith_short_8: PBIVH5UT

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/PBIVH5UTIFAZQUWIZBGGQIVWQA \
  | 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: 785153f69341419852c8c84c6822b680307cc4235c5120cad62da06019570a18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d752c80aac42b0bdb9a6e40e68310a4719514762afd4fbc0d1ecaad63ff7f73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-02-20T15:17:14Z",
    "title_canon_sha256": "4889b53365d76bbbc3a456c7ec630b7224e1466de07d6e6fb9a90f9c9c216a36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4348",
    "kind": "arxiv",
    "version": 1
  }
}