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 ENVIRONMENT AND NATURAL RES. - PENRO KALINGA Award a ₱93.4K contract to CONSTRUCTION BROS.National agencies

Transaction hash:
e6db478e571eabe7122becc3ce3809ab7f21c21c00b4aec0dc8206b188f94e69
Status:
Included and unchanged
Block:
#4,646 1,367 blocks after it
Position in block:
Transaction 227 of 256
Award day:
Dec 1, 2021 (4 yrs 11 mo ago)
Value:
₱93,449.00
Project:
building maintenance

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 #4,646 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 ENVIRONMENT AND NATURAL RES. - PENRO KALINGA awarded it to CONSTRUCTION BROS. on 2021-12-01.
    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   e6db478e57…f94e69now      …
  2. 2. Block Merkle root changed
    stored   7ef33ff58b…46b390now      …
  3. 3. Block #4646 hash changed
    stored   1697a4fbe7…6bad1enow      …
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 255 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e6db478e571eabe7122becc3ce3809ab7f21c21c00b4aec0dc8206b188f94e69
  2. 01 L e5753f9054563fcda41dfceca62ad4d64cc1be5200c4a6d58b915157501f4036
  3. 02 L cb856c5248e02ba13e9c6afba0b7df1fad0030656fbe47c628100b0c4545a0d2
  4. 03 R 391b1a8ebd3a14ec01385e78db619ef13eb36dd4c44c3dbd2b285faed388e511
  5. 04 R c3336124e2428303616c7f2a471ae16b05d14260f6f9d344f664f24917464882
  6. 05 R 0ce464c0a23e5e6a27d4b2161e762cc5a152ac9b0638f42d1e70ee1812fa1d36
  7. 06 L 796e53786eb54b30dfbd7e6ae519da3ecd921a141b1925553555e04b8d99f580
  8. 07 L 2bf884917ef57720a1df264e523491b881ca0e35920af5728ab59df0f2b78f12
  9. 08 L b3a203faa6aa8fb9d9257f1ebf562f2addf35db46dddcfa0396c15fafacf848d
  10. root  7ef33ff58bea2fda55e30b925214eeecc2c1d9965b07ca0d9a579dbbb446b390