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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 - METRO MANILA 2ND E Award a ₱13.8M contract to RNN CONSTRUCTION CORPORATIONNational agencies

Transaction hash:
8029b33fa6c025f63cefea6072117123c25be9eb45858033e489fa715b12d8b8
Status:
Included and unchanged
Block:
#3,368 2,645 blocks after it
Position in block:
Transaction 161 of 316
Award day:
Mar 21, 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 #3,368 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 - METRO MANILA 2ND E awarded it to RNN CONSTRUCTION CORPORATION on 2018-03-21.
    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   8029b33fa6…12d8b8now      …
  2. 2. Block Merkle root changed
    stored   d58ffc6f97…182c5bnow      …
  3. 3. Block #3368 hash changed
    stored   e6ca4732f7…c1192bnow      …
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 315 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8029b33fa6c025f63cefea6072117123c25be9eb45858033e489fa715b12d8b8
  2. 01 L 7ff84359319a80a513619de97975d263db0a57aece54ffde0c05ad3b42bf8256
  3. 02 R 8c4f2d24437792800460e6fa17eb66a0e84739bf73f1773a4940ac2b8efda4a6
  4. 03 R bd75e43e6bfcf71d5d020875577f3a5cbace17a9d18aa824b9e83567a1cfd186
  5. 04 R 593c1b73003aede10725ce34574e1614610650243ce877d745539d18b8ad44cf
  6. 05 R 055ee2b0c9f57ce6959b88f13de75012465a6cd25c2c6ae159e0122ff487b40a
  7. 06 L 93b7b6bece26ef10e7332c4ff2524d979446d7700ea7e2421ab77d74b59822b1
  8. 07 R 465a038dcc3c8762b7a4da2cc4ef8c812254caccdaf570e5d2b221d217be9abd
  9. 08 L a8abcdfeefb94628e137e05f90ea6f47566a2164bdaab2c47d1f0b0d225d17cf
  10. 09 R 0c65472faec2f442d40136d1046ecec279e50cf9e0811e3259afdcfa39944079
  11. root  d58ffc6f9741fda99b0769362f8e928e68b764a1d122e6f80564eb3601182c5b