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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 - NORTH METRO MANILA Award a ₱4.6M contract to WASSECON CORPORATIONNational agencies

Transaction hash:
ea596377aeb6142cc02be69753b070f5cc9a6209ac90d74befa6168cef5ff4bb
Status:
Included and unchanged
Block:
#3,971 2,042 blocks after it
Position in block:
Transaction 301 of 332
Award day:
Dec 20, 2019 (6 yrs 10 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 #3,971 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 2019 CSSP", i.e. the FY2019 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 - NORTH METRO MANILA awarded it to WASSECON CORPORATION on 2019-12-20.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19OE0241: 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 2020-03-09). 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   ea596377ae…5ff4bbnow      …
  2. 2. Block Merkle root changed
    stored   e129e66a0d…b2176fnow      …
  3. 3. Block #3971 hash changed
    stored   c9deb75b8a…b40f3dnow      …
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 331 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ea596377aeb6142cc02be69753b070f5cc9a6209ac90d74befa6168cef5ff4bb
  2. 01 L e93ec444d7cfddd333c3b32832972d5b35172c29c23e31ebf7cc68c963af4736
  3. 02 R c1a5e526bce55ec754e8ecc5fec87e482fc370583d818c32c2a68fc3e0edaafa
  4. 03 L 2b6504e7bb7ec9e43b96d62e097621394d64b9fd265a8af880bbda29c5a2af54
  5. 04 L bd1b940fc93f1272937c9847ac74426dccabc702d902e76f7930639f4cf7486f
  6. 05 R 02cf68668b7cb313bc38fc511258cc08f0bf4207f4abab051ce6d79112515a02
  7. 06 L 72d66b80f6d6e4077b6391ba2f00186d49a9c5b28e07a7512a022719f9127138
  8. 07 R 41657b28c45ac3b083b78bf395f462461844eb6cf32910cc69e78c42627617c3
  9. 08 R 02a5310e95b5fbab2310a934d13aee2b4dee09f03d9c27e69146645f87317677
  10. 09 L dcb3064624ee589653d8727770fc66b7b064a8126976c74198baca5a2acd4a16
  11. root  e129e66a0d866418a745e85ed71ed04ed1d3cfdb4bd12079f012505dd4b2176f