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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

DPWH BATANGAS I DISTRICT ENGINEERING OFFICE Award a ₱960.4K contract to RICH ADS CONSTRUCTION CORP.National agencies

Transaction hash:
879f4dbefc00267de1c8f3aaafd83b8a70b040ed7436b81cbb336dc9832fa2b2
Status:
Included and unchanged
Block:
#3,366 2,647 blocks after it
Position in block:
Transaction 208 of 406
Award day:
Mar 19, 2018 (8 yrs 7 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 #3,366 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)
    DPWH BATANGAS I DISTRICT ENGINEERING OFFICE awarded it to RICH ADS CONSTRUCTION CORP. on 2018-03-19.
    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   879f4dbefc…2fa2b2now      …
  2. 2. Block Merkle root changed
    stored   2e3b250d77…6643c8now      …
  3. 3. Block #3366 hash changed
    stored   0bfae71df7…ca8a6dnow      …
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 405 records. Each step hashes the current value together with the sibling shown.

  1. leaf  879f4dbefc00267de1c8f3aaafd83b8a70b040ed7436b81cbb336dc9832fa2b2
  2. 01 R 8825e32eeaee9af3e68becfdeb292904749acec0d7c542423a618199a447af55
  3. 02 R 9d8bcae0d9c0cc9f7718c5c17619b9bdb16acebfef72336788a532f382d9b17c
  4. 03 R f427088ca3a521d4062f8f0dae4d9be2e7a2807fc92f55679dbcf943d42bfd9a
  5. 04 R f5cc7dd858ba3880a2f765a58798b5464adb9fc4e0dec3a02c26e15984bafa7c
  6. 05 L 7213328078859b77b6bc19998a979e0b5e6bad42f37ca34903dbdca864fd6826
  7. 06 R 0842c4cd7cb307de57d545bb427fe324d1ebfd757d583b7094b2fc3dcf5d5fa8
  8. 07 L dbb1c89572d94f8222784c56c301b46d443973781c6fb135a6d015b9f2d4cdf4
  9. 08 L 7364b86081410d4fa6341ed8d1a8f9f874dba653d5c7b19576bd0e2f67bc946a
  10. 09 R 647d19ffbfe9cd289a45581fc13c07864a463c089bf24b5b776b74320ab241a1
  11. root  2e3b250d77648d1e8922910d3fc5b1b77c5336e810cb5012b4fd1bc92d6643c8