Pith Number

pith:L77JILIB

pith:2012:L77JILIBFZ6AAS6SMDUSHTQFH7

not attested not anchored not stored refs pending

Massive star-formation toward G28.87+0.07 (IRAS 18411-0338) investigated by means of maser kinematics and radio to infrared, continuum observations

D. Elia, E. Schisano, J. J. Li, K. M. Menten, L. Moscadelli, M. Pestalozzi, R. Cesaroni, R. S. Furuya, T. Usuda, Y. Xu

arxiv:1201.3021 v1 · 2012-01-14 · 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{L77JILIBFZ6AAS6SMDUSHTQFH7}

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	2026-05-18T01:58:49.264800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ffe942d012e7c004bd260e923ce053fc5e2400fcc5b29a16fda4d5938b1e0ac

Aliases

arxiv: 1201.3021 · arxiv_version: 1201.3021v1 · doi: 10.48550/arxiv.1201.3021 · pith_short_12: L77JILIBFZ6A · pith_short_16: L77JILIBFZ6AAS6S · pith_short_8: L77JILIB

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/L77JILIBFZ6AAS6SMDUSHTQFH7 \
  | 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: 5ffe942d012e7c004bd260e923ce053fc5e2400fcc5b29a16fda4d5938b1e0ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "add82b5e491d61a6d65731011524b6a2ab79c3dbc6a68666d73f8fb19a8c4e19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-01-14T14:49:06Z",
    "title_canon_sha256": "1d3938139c998cde026ee92113d1455f7859539d366362a0418c0b34e4608b3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3021",
    "kind": "arxiv",
    "version": 1
  }
}