Pith Number

pith:E23ITFB4

pith:2016:E23ITFB4RRIDHN7AF2J3I4HUPY

not attested not anchored not stored refs pending

The interstellar dust reservoir: SPICA's view on dust production and the interstellar medium in galaxies

F. Kemper, O. C. Jones, R. Zhao-Geisler, S. Srinivasan

arxiv:1607.08844 v1 · 2016-07-29 · 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{E23ITFB4RRIDHN7AF2J3I4HUPY}

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	2026-05-18T01:10:15.765231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26b689943c8c5033b7e02e93b470f47e31156eb1da4ddd291792e99e4d7d8cec

Aliases

arxiv: 1607.08844 · arxiv_version: 1607.08844v1 · doi: 10.48550/arxiv.1607.08844 · pith_short_12: E23ITFB4RRID · pith_short_16: E23ITFB4RRIDHN7A · pith_short_8: E23ITFB4

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/E23ITFB4RRIDHN7AF2J3I4HUPY \
  | 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: 26b689943c8c5033b7e02e93b470f47e31156eb1da4ddd291792e99e4d7d8cec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "723868d407f8ec063079aeea12257f4bb9562d5fe2cf7bbe0b905373607fdf8e",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-07-29T15:15:30Z",
    "title_canon_sha256": "b2182e5290846d86b1972adcb3ce69205eccf98f19cb4ff6bd92b09debc003dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.08844",
    "kind": "arxiv",
    "version": 1
  }
}