Pith Number

pith:RVX3R7UO

pith:2016:RVX3R7UO7BOUGGKPZJ2QCNWY7Y

not attested not anchored not stored refs pending

Infrared complex refractive index of astrophysical ices exposed to cosmic rays simulated in the laboratory

A. L. F. de Barros, D. P. P. Andrade, H. Rothard, P. Boduch, S. Pilling, W. R. M. Rocha

arxiv:1609.04684 v1 · 2016-09-15 · astro-ph.IM · astro-ph.GA · 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{RVX3R7UO7BOUGGKPZJ2QCNWY7Y}

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	2026-05-18T01:04:35.892936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d6fb8fe8ef85d43194fca750136d8fe168b3a1212cd2515fb37edd6470c2c18

Aliases

arxiv: 1609.04684 · arxiv_version: 1609.04684v1 · doi: 10.48550/arxiv.1609.04684 · pith_short_12: RVX3R7UO7BOU · pith_short_16: RVX3R7UO7BOUGGKP · pith_short_8: RVX3R7UO

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/RVX3R7UO7BOUGGKPZJ2QCNWY7Y \
  | 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: 8d6fb8fe8ef85d43194fca750136d8fe168b3a1212cd2515fb37edd6470c2c18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05ba948bd1ea61f314d2cc4d560cc38cd60655de6be0d3cfa1ce8ebe159ab847",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-09-15T14:56:33Z",
    "title_canon_sha256": "306e81ea977de359620df8ff77d781ae12cf9815b9e03ad2590c5ffe11c78469"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.04684",
    "kind": "arxiv",
    "version": 1
  }
}