Pith Number

pith:6UHADFXO

pith:2025:6UHADFXOPL7H2SR27GPEQIABHB

not attested not anchored not stored refs pending

High sensitivity molecular line observations towards the L1544 pre-stellar core challenge current models

E. Redaelli, F. O. Alves, J. Ferrer Asensio, O. Sipil\"a, P. Caselli, S. S. Jensen, S. Spezzano

arxiv:2508.20355 v1 · 2025-08-28 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6UHADFXOPL7H2SR27GPEQIABHB}

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	2026-07-05T12:00:35.128816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f50e0196ee7afe7d4a3af99e482001385000d30ddd1b23cf08afd5413ac9fdea

Aliases

arxiv: 2508.20355 · arxiv_version: 2508.20355v1 · doi: 10.48550/arxiv.2508.20355 · pith_short_12: 6UHADFXOPL7H · pith_short_16: 6UHADFXOPL7H2SR2 · pith_short_8: 6UHADFXO

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/6UHADFXOPL7H2SR27GPEQIABHB \
  | 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: f50e0196ee7afe7d4a3af99e482001385000d30ddd1b23cf08afd5413ac9fdea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7086a5e89d723e025d423b95d9c0555247ae43b1cdd929eefe6c799c4048bb5e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-08-28T02:11:00Z",
    "title_canon_sha256": "860517b42bc3f875ab8f227562d5364b6e6adf038ed9a5cbd5d039b370600cb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.20355",
    "kind": "arxiv",
    "version": 1
  }
}