Pith Number

pith:RIKBS5M4

pith:2011:RIKBS5M4AJREWBREVM5N45BRJL

not attested not anchored not stored refs pending

Herschel/HIFI observations of molecular emission in protoplanetary nebulae and young planetary nebulae

J. Alcolea, R. Soria-Ruiz, the HIFISTARS team, V. Bujarrabal

arxiv:1109.6145 v1 · 2011-09-28 · 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{RIKBS5M4AJREWBREVM5N45BRJL}

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	2026-05-18T02:00:22.254922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a1419759c02624b0624ab3ade74314ad7bff22d326973a60b9f504109ebb0cf

Aliases

arxiv: 1109.6145 · arxiv_version: 1109.6145v1 · doi: 10.48550/arxiv.1109.6145 · pith_short_12: RIKBS5M4AJRE · pith_short_16: RIKBS5M4AJREWBRE · pith_short_8: RIKBS5M4

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/RIKBS5M4AJREWBREVM5N45BRJL \
  | 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: 8a1419759c02624b0624ab3ade74314ad7bff22d326973a60b9f504109ebb0cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "955cff9924dffc3ca2aa60b4c405a43e2a4e1edebcd9a9d12e3ce9829889b06d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-28T09:34:06Z",
    "title_canon_sha256": "76c45fc097239b8583e0c873b397d628dc6a9da6e11635229c54d06f9063af54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6145",
    "kind": "arxiv",
    "version": 1
  }
}