Pith Number

pith:TNHSHFVO

pith:2021:TNHSHFVOLOHQ5EZHNXSAVIC7CF

not attested not anchored not stored refs pending

Optical Constants of Titan Haze Analogue from 0.4 to 3.5 {\mu}m: Determined Using Vacuum Spectroscopy

Chao He, Marcella Yant, Michael Radke, Sarah M. Horst

arxiv:2112.08521 v1 · 2021-12-15 · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TNHSHFVOLOHQ5EZHNXSAVIC7CF}

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	2026-07-05T03:41:30.048472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b4f2396ae5b8f0e93276de40aa05f115b3f265e93ecdbdcb5a4428fc857ee08

Aliases

arxiv: 2112.08521 · arxiv_version: 2112.08521v1 · doi: 10.48550/arxiv.2112.08521 · pith_short_12: TNHSHFVOLOHQ · pith_short_16: TNHSHFVOLOHQ5EZH · pith_short_8: TNHSHFVO

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/TNHSHFVOLOHQ5EZHNXSAVIC7CF \
  | 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: 9b4f2396ae5b8f0e93276de40aa05f115b3f265e93ecdbdcb5a4428fc857ee08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f811defcd98261984174885a9ff5adf71feee92eb1af2448180168df7f4a5f64",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-12-15T23:06:15Z",
    "title_canon_sha256": "dad774fcfc26ff5f862ebcb456c913ef9a6fb5346fe8314daafefe81ce98af3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.08521",
    "kind": "arxiv",
    "version": 1
  }
}