Pith Number

pith:XADZUALM

pith:2021:XADZUALMQD53DGAI4IGRF3J67H

not attested not anchored not stored refs pending

$^{13}$C isotopic ratios of HC$_3$N on Titan measured with ALMA

Hideo Sagawa, Kotomi Taniguchi, Takahiro Iino, Takashi Tsukagoshi

arxiv:2108.05019 v1 · 2021-08-11 · astro-ph.EP · 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{XADZUALMQD53DGAI4IGRF3J67H}

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	2026-07-05T03:05:06.044042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8079a016c80fbb19808e20d12ed3ef9fe1522e28dc6bb8ebe532d4d23282edd

Aliases

arxiv: 2108.05019 · arxiv_version: 2108.05019v1 · doi: 10.48550/arxiv.2108.05019 · pith_short_12: XADZUALMQD53 · pith_short_16: XADZUALMQD53DGAI · pith_short_8: XADZUALM

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/XADZUALMQD53DGAI4IGRF3J67H \
  | 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: b8079a016c80fbb19808e20d12ed3ef9fe1522e28dc6bb8ebe532d4d23282edd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "294ffa0692ec4537611e522498c006acde26f39570d86c9783a48685053b11e1",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-08-11T04:05:11Z",
    "title_canon_sha256": "06649f61df979a53e5bd85886ae1b41f5223f6469f28455c83e4905abe30fcac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.05019",
    "kind": "arxiv",
    "version": 1
  }
}