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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 - REGION I Award a ₱93.5M contract to ROTAFLEX CONSTRUCTION & DEVELOPMENT CORP.National agencies

Transaction hash:
a2e51bf67e3ba87ecdb72e92af33baa78ba5010a93090943576d4d5542209bd0
Status:
Included and unchanged
Block:
#5,135 878 blocks after it
Position in block:
Transaction 262 of 419
Award day:
Apr 26, 2023 (3 yrs 6 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 #5,135 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 - REGION I awarded it to ROTAFLEX CONSTRUCTION & DEVELOPMENT CORP. on 2023-04-26.
    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   a2e51bf67e…209bd0now      …
  2. 2. Block Merkle root changed
    stored   4fe6f47e03…490c36now      …
  3. 3. Block #5135 hash changed
    stored   ad988457af…924359now      …
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 418 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a2e51bf67e3ba87ecdb72e92af33baa78ba5010a93090943576d4d5542209bd0
  2. 01 R a3131caa9156fab8c1c39e36a76a5cb8dd03500f7da0756abe399ce467cf6c0e
  3. 02 L c5e3e8ce8d30066a5ab4672e0f1cfa5e3b989dcc939840043aebe7e1309ceba7
  4. 03 L ee826d4d76e4f892aa44f8a5ff697705eb9bbc36c96b1e13ed31ff20ab0d5b80
  5. 04 R 311c6c6853919ba1f6608016c54274598353a1d5fb0c44fb897c74a70eeac61e
  6. 05 R ae819e41fd2e0e7e35324ea1d9431c49342c5a047a64cb1b62c13ca323e4e6d0
  7. 06 R e70fdb370ef6ce73c15649018164a20bc6cb566dfd95b8042045dd10415d8df0
  8. 07 R d48ec755ef70b6da8d5af4ec903f336afdd120fffb9678635582f1c9f6986ea1
  9. 08 R b23602f4702c61a18820d88ffa03d3c3f43a35b61bca45d69fa8b428bf1ec655
  10. 09 L f3a8d714ee236c242c8ceb3ce8ff58c4cdf41805df4cc0c3fccf3e24e4168c43
  11. root  4fe6f47e0349503cdd66797098bfdb1e38a912735a412b3e5d75bc5b83490c36