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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 - MARINDUQUE DEO Award a ₱969.2K contract to R.A MENDIOLA CONSTRUCTION & DEVELOPERNational agencies

Transaction hash:
f528ade37dfef42bf5e2f0a65b72e35e33606f085bec87104cb41c613f6407e0
Status:
Included and unchanged
Block:
#2,995 3,018 blocks after it
Position in block:
Transaction 425 of 446
Award day:
Feb 20, 2017 (9 yrs 8 mo 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 #2,995 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 - GAA 2017 LFP", i.e. the FY2017 GAA. 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 - MARINDUQUE DEO awarded it to R.A MENDIOLA CONSTRUCTION & DEVELOPER on 2017-02-20.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17EA0048: 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 2017-05-02). 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   f528ade37d…6407e0now      …
  2. 2. Block Merkle root changed
    stored   20daf9f477…7802fenow      …
  3. 3. Block #2995 hash changed
    stored   72fe93d5cd…f60853now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 445 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f528ade37dfef42bf5e2f0a65b72e35e33606f085bec87104cb41c613f6407e0
  2. 01 L f4d0b6774ba90f7ab8cd2d9a5da520e213c39d00c5ede2a8cc338cca83c9b123
  3. 02 R 2864f409e28a41a20bd0621d8da82c618af3e3b6b79e557a01536ca86cc209af
  4. 03 R 8a0a845f86bbe97fd4376d9c6783cc0723b94d4ffc74ad66577680e6d95b9e0e
  5. 04 L 05e99665262d39df6eb0b6f1251b41e074ad9188079e5c3a29597c2d44cf7c83
  6. 05 R 6540435f2f57586226f6bd9f3115e05a8635b470793189abe76620f54af07673
  7. 06 L 70c349ac55e96e710a636d1939871c3a7540dab58a438f79b6bebe41897521e2
  8. 07 R 9b4b25e5c6cd3e793daebf4f2d140984b2cbc1e88780332064468812f33d5d7a
  9. 08 L 35c48f94e54e60b2ccf7515455fcb74a27c36dae70748fd0936eac47462d072c
  10. 09 L f9d36515fbed53344cdb3c2b012e747fd438511e368158429b5e30e4aaadb6a6
  11. root  20daf9f477fa71e27460321cbfd96483db44c654be4aedcfdebb8defe07802fe