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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

BASES CONVERSION AND DEVELOPMENT AUTHORITY - MAIN Award a ₱30.3M contract to E.M. CUERPO INC.National agencies

Transaction hash:
9ab4c46bb354c1a200ebcdc391657aa29858afbf6ce9a7b733dfba22d6010a31
Status:
Included and unchanged
Block:
#3,332 2,681 blocks after it
Position in block:
Transaction 201 of 335
Award day:
Feb 13, 2018 (8 yrs 8 mo ago)
Value:
₱30,333,333.36
Project:
Construction

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 #3,332 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)
    BASES CONVERSION AND DEVELOPMENT AUTHORITY - MAIN awarded it to E.M. CUERPO INC. on 2018-02-13.
    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   9ab4c46bb3…010a31now      …
  2. 2. Block Merkle root changed
    stored   dc61db0851…134bbbnow      …
  3. 3. Block #3332 hash changed
    stored   774b8d219a…11d667now      …
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 334 records. Each step hashes the current value together with the sibling shown.

  1. leaf  9ab4c46bb354c1a200ebcdc391657aa29858afbf6ce9a7b733dfba22d6010a31
  2. 01 L 9a88c0098c6f649dcaf121ffbf8772de294111e648c7a400e61983bef0c00413
  3. 02 R a950d5e0fb7e65025a938a36e470403509743485fc48aa99745e664e92b8b2ba
  4. 03 R 63c0c10ad95a2d848e9ad7652019e633137bdd7a1238f9309da9dc025acf5abe
  5. 04 L bd8e659e5b831507b21529810260e9dbe1cf809d2a76dedc276bda81a62a257a
  6. 05 R 1d4c45b61a4d139e4e1a07e38b17fc2ef3ee118601877b881debb6875fd97771
  7. 06 R 6e380fc4a810dea571f5cc09fb5557590b44adf9d03bf4817a5f60827b1f806a
  8. 07 L e25f7e5039b7824c9e8d405cbdd76404381c6a831fd722a938217905dfd309eb
  9. 08 L c04c085d4e8b71c8732e7857291a0bd38a78ed3aaa515f32e452cfd61f0e73a8
  10. 09 R 4e793ce786e6d65dc2877271df3849aa6c69159123919978ec6843c37178bb3b
  11. root  dc61db0851c60a800cbae0f687c178cc7796420965a63334e92a94bb15134bbb