Skip to content
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 - RIZAL 1ST ED Award a ₱14.4M contract to A.J. LAVA BUILDERSNational agencies

Transaction hash:
509409d85ec9b54edea73ece106c03bdf7126df30d955bc7a95b4fe070bb4741
Status:
Included and unchanged
Block:
#2,947 3,066 blocks after it
Position in block:
Transaction 101 of 380
Award day:
Dec 28, 2016 (9 yrs 10 mo ago)
Value:
₱14,408,348.92
Project:
NETWORK SERVICES-NETWORK DEVELOPMENT-OF CARRIAGEWA

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 #2,947 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 - RIZAL 1ST ED awarded it to A.J. LAVA BUILDERS on 2016-12-28.
    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   509409d85e…bb4741now      …
  2. 2. Block Merkle root changed
    stored   cfe23f5b55…fd78e4now      …
  3. 3. Block #2947 hash changed
    stored   bb49974a7d…63262fnow      …
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 379 records. Each step hashes the current value together with the sibling shown.

  1. leaf  509409d85ec9b54edea73ece106c03bdf7126df30d955bc7a95b4fe070bb4741
  2. 01 L 5006393fc249bcb52fd982da874df546da8d234d566dc438b922ceb1c2741e5c
  3. 02 R cfb4b834c074f409a66d551e3762d47f7e97b828f6bb21c99047b61aae5ac975
  4. 03 L 18affd819098bef5420722d29b342c00696d3089e5b2da9a94e1172e70deba40
  5. 04 R 05e9d490a00712c610ea59dddaf95f87846a4ba4e3ee1c35e11fb6d45689908f
  6. 05 R 244acc228bc8d08d6945c4102806070345c5e63dfcbc77c25383597f9392f017
  7. 06 L 35c2083fbc67fc4314cee13a53cf2bef433fd1c810f0a342933b0fdb5722344b
  8. 07 L 5ec547b3d54cfdd9316975c6edd322e2911bb5d4f507e7174da4f883b64488c4
  9. 08 R 771c34b3b5146fda1f27a6c20fa6b181c62001f1449e2494ad83173e4769d81a
  10. 09 R 43850f9c43bf35c00ab2cf20bb2f8242f19260304b40e6543f993da69bf222b5
  11. root  cfe23f5b5525a426e513ab0fd3f0ba36a4be488980486d0b1681574d75fd78e4