Pith Number

pith:7ZSQVAXP

pith:2019:7ZSQVAXP2MUZYPLLCNS5BUKR5C

not attested not anchored not stored refs pending

VLTI/PIONIER survey of disks around post-AGB binaries. Dust sublimation physics rules!

D. Kamath, H. Van Winckel, J.-B. Le Bouquin, J. Kluska, J.-P. Berger, M. Hillen, M. Min

arxiv:1909.03692 v1 · 2019-09-09 · astro-ph.SR · astro-ph.EP · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7ZSQVAXP2MUZYPLLCNS5BUKR5C}

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	2026-07-05T00:17:14.251923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe650a82efd3299c3d6b1365d0d151e8be925f4ee53a5b49083c5c0bf2e7125a

Aliases

arxiv: 1909.03692 · arxiv_version: 1909.03692v1 · doi: 10.48550/arxiv.1909.03692 · pith_short_12: 7ZSQVAXP2MUZ · pith_short_16: 7ZSQVAXP2MUZYPLL · pith_short_8: 7ZSQVAXP

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/7ZSQVAXP2MUZYPLLCNS5BUKR5C \
  | 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: fe650a82efd3299c3d6b1365d0d151e8be925f4ee53a5b49083c5c0bf2e7125a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10917465b118793f4b87440b9b10b74579d7115267e14e9e70ccb16b67339b26",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-09-09T08:12:17Z",
    "title_canon_sha256": "1e6aaec14068a2b5de5f3250fafafff1c85c0cdd869e9033a953aa6cbbb52447"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.03692",
    "kind": "arxiv",
    "version": 1
  }
}