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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE I DEO Award a ₱25.2M contract to J.S. GENERAL CONTRACTORNational agencies

Transaction hash:
15d7d6ccbde22c8e62361d4ec2258df4d3cab87b703e59d2d1a7e2388914f097
Status:
Included and unchanged
Block:
#3,908 2,105 blocks after it
Position in block:
Transaction 15 of 209
Award day:
Oct 16, 2019 (7 yrs ago)

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #3,908 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    DPWH lists the funding source as "Regular Infra - Flood Control: Construction - Drainage (e.g., Closed and Open Conduits, Spillway), Roads: Construction - PCCP". The exact UACS line is not given.
    Partly
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE I DEO awarded it to J.S. GENERAL CONTRACTOR on 2019-10-16.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19DF0148: Completed, 100% physical progress.
    Found
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    DPWH marks the contract "Completed" (end 2020-05-31). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   15d7d6ccbd…14f097now      …
  2. 2. Block Merkle root changed
    stored   24736c5b7c…770228now      …
  3. 3. Block #3908 hash changed
    stored   8b780b9c60…62160fnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 208 records. Each step hashes the current value together with the sibling shown.

  1. leaf  15d7d6ccbde22c8e62361d4ec2258df4d3cab87b703e59d2d1a7e2388914f097
  2. 01 L 114236178afd8de7f3316ac4352dca65c7dfbe8fc6a84acb1d5d1234fe458015
  3. 02 L 1f5abb00f2d7acc97a3b9bb2cb71e837b7d9d55914e63d9858bb6fcd0113bde5
  4. 03 L a22c1362a6b4e986ab8679e62b147f16a68abcef4f3bf1577a07a37b2f0d4703
  5. 04 L 7ddc75e241c8635c657e5fbcf19f691fec92fbbf6311033e115b2103b78c381e
  6. 05 R 3c93d00a2616fb8bb1eafbfa35fe2e659aada0af1e77ee3565a0c10fdbef8ab5
  7. 06 R 02c2124d9d8cd64bb339b090b4972c9abcd05447fd985b9e81b594797b40bf60
  8. 07 R c4a59d5e3c86912a120b89a447336c0bca84f85ef5e8d76f4eb9df4bec24a95e
  9. 08 R 3648ecf1dd97f37558a6b4f67637ae3aec14f35d86b5fa98bd884b6f8d84aa95
  10. root  24736c5b7cbbed6a73b44df1b8137b88d7695761bb755b7d9d1f2fa11b770228