Pith Number

pith:FDNFQQMT

pith:2017:FDNFQQMTLM5V7KFHULVPNROAQM

not attested not anchored not stored refs pending

Empirical Estimate of the Shape of the Upstream Heliopause from IBEX-Lo Helium Measurements: Preliminary Results

Harald Kucharek, Jeewoo Park, Philip A. Isenberg

arxiv:1711.09823 v1 · 2017-11-27 · 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{FDNFQQMTLM5V7KFHULVPNROAQM}

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	2026-05-18T00:29:34.390488Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28da5841935b3b5fa8a7a2eaf6c5c08310e4193b01efbb893680ecdc7cfa4679

Aliases

arxiv: 1711.09823 · arxiv_version: 1711.09823v1 · doi: 10.48550/arxiv.1711.09823 · pith_short_12: FDNFQQMTLM5V · pith_short_16: FDNFQQMTLM5V7KFH · pith_short_8: FDNFQQMT

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/FDNFQQMTLM5V7KFHULVPNROAQM \
  | 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: 28da5841935b3b5fa8a7a2eaf6c5c08310e4193b01efbb893680ecdc7cfa4679

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e24c900f326180de7543942fcb3493b056d43e34d13c35c62b6a3db32b662e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-11-27T16:49:04Z",
    "title_canon_sha256": "2f5eb6b0cef53cce827d4b9d71caf3d54fda41f73bcf9b68188f67d967421d46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.09823",
    "kind": "arxiv",
    "version": 1
  }
}