Pith Number

pith:7HWEJ3T4

pith:2017:7HWEJ3T4GD3ZNILXFV2MJ2QP2K

not attested not anchored not stored refs pending

Dome C UltraCarbonaceous Antarctic MicroMeteorites Infrared and Raman fingerprints

C. Engrand, C. Sandt, E. Charon, E. Dartois, F. Borondics, J. Duprat, L. Delauche, M. Godard

arxiv:1711.00647 v1 · 2017-11-02 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7HWEJ3T4GD3ZNILXFV2MJ2QP2K}

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	2026-05-18T00:26:24.205534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9ec44ee7c30f796a1772d74c4ea0fd281610f2dbbfe1da3d28b578bf0859d11

Aliases

arxiv: 1711.00647 · arxiv_version: 1711.00647v1 · doi: 10.48550/arxiv.1711.00647 · pith_short_12: 7HWEJ3T4GD3Z · pith_short_16: 7HWEJ3T4GD3ZNILX · pith_short_8: 7HWEJ3T4

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/7HWEJ3T4GD3ZNILXFV2MJ2QP2K \
  | 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: f9ec44ee7c30f796a1772d74c4ea0fd281610f2dbbfe1da3d28b578bf0859d11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0bb4dd770e0f9cc9f5041b7399cefb9ea3018bf9d6877dd73e282093394eb5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-11-02T08:26:13Z",
    "title_canon_sha256": "b5657ac4cee80983ce1eeb7194306b3e596c091e9d294d88fca4b5e9e0b5248e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.00647",
    "kind": "arxiv",
    "version": 1
  }
}