Pith Number

pith:CMMES7L4

pith:2016:CMMES7L4TRUYZ65NKYX4CH2J4R

not attested not anchored not stored refs pending

Robust seismic velocity change estimation using ambient noise recordings

C. P. Evangelidis, C. Tsogka, E. Daskalakis, G. Papanicolaou, J. Garnier, N. S. Melis

arxiv:1602.05695 v1 · 2016-02-18 · 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{CMMES7L4TRUYZ65NKYX4CH2J4R}

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	2026-05-18T01:15:42.374145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1318497d7c9c698cfbad562fc11f49e4778147405706e36a96f4104cc1d0ca18

Aliases

arxiv: 1602.05695 · arxiv_version: 1602.05695v1 · doi: 10.48550/arxiv.1602.05695 · pith_short_12: CMMES7L4TRUY · pith_short_16: CMMES7L4TRUYZ65N · pith_short_8: CMMES7L4

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/CMMES7L4TRUYZ65NKYX4CH2J4R \
  | 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: 1318497d7c9c698cfbad562fc11f49e4778147405706e36a96f4104cc1d0ca18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b8a086256efb4d13d45b5eaabef59c4309865cd632907ee03a254e88d2e1eab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2016-02-18T07:13:44Z",
    "title_canon_sha256": "7c0aac74f14c8057b665098bd354217142c2fb2a655278c728dc9c9b2851bd68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.05695",
    "kind": "arxiv",
    "version": 1
  }
}