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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 - CATANDUANES ED Award a ₱18.7M contract to LOURBEL CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
f7a3acfcd8a0f964efc8ee4f3916a3a384774b5b63b3f405cfd095725efcd029
Status:
Included and unchanged
Block:
#3,537 2,476 blocks after it
Position in block:
Transaction 181 of 187
Award day:
Sep 19, 2018 (8 yrs 1 mo ago)
Value:
₱18,749,359.18
Project:
18FH0157 - CONSTRUCTION OF FOUR (4) STOREY FOUR (4

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 #3,537 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)
    The award does not say which budget line pays for it.
    Not published
  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 - CATANDUANES ED awarded it to LOURBEL CONSTRUCTION & SUPPLY on 2018-09-19.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   f7a3acfcd8…fcd029now      …
  2. 2. Block Merkle root changed
    stored   2f0e775ace…78962dnow      …
  3. 3. Block #3537 hash changed
    stored   eea48830bc…356292now      …
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 186 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f7a3acfcd8a0f964efc8ee4f3916a3a384774b5b63b3f405cfd095725efcd029
  2. 01 L f776956b89aafd7ea150f8651a4accdb61393a92a07ea0fe266b298dbc092234
  3. 02 R 58b5ed21fce8be41dbacdd884dab8f44d3dc79b8292af297ba6dc4d7df5b5e04
  4. 03 L f8c22ebafcca38bcc21505a510cc3e2664b4dd42bffb429760c7532edce6c90a
  5. 04 R cadf2ba51e41b3120d6ea039bac072783da427a5ee430f303c0ff927b55e0868
  6. 05 L f811e62ebc51c5995c7095fa43b8e6b536f1e16265c3989fecf0b6e4a031bf49
  7. 06 L 15fdf8d728096a2cddc5dd693d3dc51fc9b15b2ecaac96e8c79bb355588c74a3
  8. 07 R 1c8b2e3ff0999974517245d4bb48565ca017b8e2a3937e9622ef9abc7e41a000
  9. 08 L cd01ac2ab55ac5d645332822b9c7123f7bd8a76dac1b567d3675582084dfa397
  10. root  2f0e775aceca87ffa51a030775b79291700156b01c2b327713e5c9191078962d