Pith Number

pith:HZK2BVFH

pith:2017:HZK2BVFHZM5B7BFPOLOCJUUPTQ

not attested not anchored not stored refs pending

A resolved and asymmetric ring of PAHs within the young circumstellar disk of IRS 48

Christophe Pinte, David Ehrenreich, Ga\"el Chauvin, Guillaume Schworer, Julien Girard, Nuria Hu\'elamo, Peter Tuthill, Sylvestre Lacour, Vincent Coud\'e du Foresto

arxiv:1706.06678 v1 · 2017-06-20 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HZK2BVFHZM5B7BFPOLOCJUUPTQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:41:57.174591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e55a0d4a7cb3a1f84af72dc24d28f9c3ab530d3b901c3f6e237c769efb4652c

Aliases

arxiv: 1706.06678 · arxiv_version: 1706.06678v1 · doi: 10.48550/arxiv.1706.06678 · pith_short_12: HZK2BVFHZM5B · pith_short_16: HZK2BVFHZM5B7BFP · pith_short_8: HZK2BVFH

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/HZK2BVFHZM5B7BFPOLOCJUUPTQ \
  | 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: 3e55a0d4a7cb3a1f84af72dc24d28f9c3ab530d3b901c3f6e237c769efb4652c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d1c1e5188dac8524b48a3330b6d31ee00f2146afbb4ed8bf277c135fe7da5d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-06-20T21:54:59Z",
    "title_canon_sha256": "b12a75e7aca3eba4073855c7883e428d7140a0687e2d4c958c1f4d2cf9a91b62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.06678",
    "kind": "arxiv",
    "version": 1
  }
}