Pith Number

pith:67TL7YOW

pith:2018:67TL7YOW2Y5ASALAC7IUDNRFGT

not attested not anchored not stored refs pending

A new method to identify the source vent location of tephra fall deposits: development and testing, and application to key Quaternary eruptions of Western North America

E Bruce Pitman, Marcus Bursik, Qingyuan Yang

arxiv:1806.02882 v1 · 2018-06-07 · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{67TL7YOW2Y5ASALAC7IUDNRFGT}

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	2026-05-18T00:13:54.480027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7e6bfe1d6d63a09016017d141b62534f205b3493f52c483f89273c04e80669b

Aliases

arxiv: 1806.02882 · arxiv_version: 1806.02882v1 · doi: 10.48550/arxiv.1806.02882 · pith_short_12: 67TL7YOW2Y5A · pith_short_16: 67TL7YOW2Y5ASALA · pith_short_8: 67TL7YOW

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/67TL7YOW2Y5ASALAC7IUDNRFGT \
  | 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: f7e6bfe1d6d63a09016017d141b62534f205b3493f52c483f89273c04e80669b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c85396da5afec46b5c38e32db371fe927f87e64c954f0446ebbea921d0bfd08",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2018-06-07T19:42:14Z",
    "title_canon_sha256": "0d94a7b37e407df1cfd7fd8bdf4394f1fd32506727bd03e9fbcb6557cb049ab2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.02882",
    "kind": "arxiv",
    "version": 1
  }
}