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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 - MARINDUQUE DEO Award a ₱18.8M contract to R.T.Y. CONSTRUCTIONNational agencies

Transaction hash:
9ece4e177874eac905bbd22b0782362ac52b90196bb5887c7020dc282db5b948
Status:
Included and unchanged
Block:
#3,089 2,924 blocks after it
Position in block:
Transaction 152 of 238
Award day:
May 30, 2017 (9 yrs 5 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 #3,089 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 2017 MFO-1", i.e. the FY2017 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 - MARINDUQUE DEO awarded it to R.T.Y. CONSTRUCTION on 2017-05-30.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17EA0095: 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 2019-02-15). 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   9ece4e1778…b5b948now      …
  2. 2. Block Merkle root changed
    stored   e22f688755…ec7e89now      …
  3. 3. Block #3089 hash changed
    stored   cabd242fbc…6626fanow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 237 records. Each step hashes the current value together with the sibling shown.

  1. leaf  9ece4e177874eac905bbd22b0782362ac52b90196bb5887c7020dc282db5b948
  2. 01 R a0ac9824e8bedbf21351d1b1426c224e94d5b5168e9539c2328e686f7ec79437
  3. 02 R c1d0d0335c8fc450383f72c708ac1bb11cf874b7cb609f0e800bb12caeda980b
  4. 03 R 9d2de75ce6903200a098234731fd9304a76b30d46b19a85ed087073157a75ca7
  5. 04 L eef48341ba11ef4aacc7c2383996d4d2dc7e2d5eea3315882b955117bb6ef295
  6. 05 L 510a31fe409955927214f26c90873f3d8280097e2b47f6f5f38e696f18af62b6
  7. 06 R c127532b3cc47d835c2f14130fdd024d298cbc010617a3066e3b3fb2b41b94c0
  8. 07 R eeb1c9b67e7a3d1cdd8b08d74ff5d5cae3ca404e45e8070d49385dd24ab2d991
  9. 08 L e7e10cb420885899a983aae72d732011e3f2f41480bf641ecf97333146a6dc0d
  10. root  e22f688755bd32b72f21c632a46a463fd53febb07c79a98244cb70fcb7ec7e89