Pith Number

pith:UGO3OWT5

pith:2013:UGO3OWT5L26LZGDEBVAFTTYLQI

not attested not anchored not stored refs pending

Probing the ejecta of evolved massive stars in transition: A VLT/SINFONI K-band survey

L.S. Cidale, M. Borges Fernandes, M.E. Oksala, M.F. Muratore, M. Kraus

arxiv:1308.2103 v1 · 2013-08-09 · 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{UGO3OWT5L26LZGDEBVAFTTYLQI}

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	2026-05-18T01:48:21.735362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a19db75a7d5ebcbc98640d4059cf0b822f19086c39854736dc39833d9c50ca9b

Aliases

arxiv: 1308.2103 · arxiv_version: 1308.2103v1 · doi: 10.48550/arxiv.1308.2103 · pith_short_12: UGO3OWT5L26L · pith_short_16: UGO3OWT5L26LZGDE · pith_short_8: UGO3OWT5

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/UGO3OWT5L26LZGDEBVAFTTYLQI \
  | 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: a19db75a7d5ebcbc98640d4059cf0b822f19086c39854736dc39833d9c50ca9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff1bcf57d93b0d6df4f6a30b932b70ca3d0bda052ec26064bc9dfb8f6fd2e867",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-08-09T12:14:38Z",
    "title_canon_sha256": "365d31ce26029d911baddb05c223caef17820fa0e8db526aa4b33eba76cd6c35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2103",
    "kind": "arxiv",
    "version": 1
  }
}