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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 - QUEZON CITY 1ST ED Award a ₱9.6M contract to PERRC INC.National agencies

Transaction hash:
65ff76687e4e0534fb22e32edacf77b90a44bc9a5ecf1521ca21a1b0becbfb96
Status:
Included and unchanged
Block:
#4,611 1,402 blocks after it
Position in block:
Transaction 174 of 475
Award day:
Oct 27, 2021 (5 yrs 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 #4,611 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 2021 LP", i.e. the FY2021 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 - QUEZON CITY 1ST ED awarded it to PERRC INC. on 2021-10-27.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21OF0129: 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 2021-12-20). 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   65ff76687e…cbfb96now      …
  2. 2. Block Merkle root changed
    stored   8bdfc8fae8…48b275now      …
  3. 3. Block #4611 hash changed
    stored   314b9ebd15…8f1203now      …
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 474 records. Each step hashes the current value together with the sibling shown.

  1. leaf  65ff76687e4e0534fb22e32edacf77b90a44bc9a5ecf1521ca21a1b0becbfb96
  2. 01 R 66df6e7976bd432e4969cba50dfafb13a8ab1566798f10c6a75e4ecc19223cf6
  3. 02 L dd02fe996abbe0c13916bc48476784152c67234dd9d59f052fc87b4ec7326ea1
  4. 03 L e923973e94487dbaeaa6fdebd8571e671ea57fb9801f6a916de093bd7e9129c2
  5. 04 L ca55e9138b968c5f1551da280562f192c5c5129c4f81847242c6dc665b3da2a3
  6. 05 R d9df7bdd4e0b63931fae24baca7c6dd6c8837e67b9dd66d6b9883e82644d55dd
  7. 06 L 28afacb81748ed8cd4ba248603ae0da641d33a15d1215b4a495e02f39c3b8b1f
  8. 07 R e5dfccbab8015816fe64b339964806d98027bbc2bfd9304a5c3e00dfc9e4ca70
  9. 08 L 3e0e14dbfaec1798b30222d6e296d855d9a834d509fb40a7842450353be7c9fc
  10. 09 R cd967864ea11da0f2b687d9bf727fbee8cb05656c54435b1079359439c0dd8a4
  11. root  8bdfc8fae830a3827356c9dcf45c6a45478a6d829ff8d6fffeea5a183348b275