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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 - ZAMBOANGA CITY DEO Award a ₱17.0M contract to ALRAF CONSTRUCTION AND ENTERPRISESNational agencies

Transaction hash:
3d4f7661885fb3ebda46b39bdaa0828f4c3557065f2ac5c01f4068f7791c352d
Status:
Included and unchanged
Block:
#2,388 3,625 blocks after it
Position in block:
Transaction 44 of 200
Award day:
Apr 24, 2015 (11 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 #2,388 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 - ZAMBOANGA CITY DEO awarded it to ALRAF CONSTRUCTION AND ENTERPRISES on 2015-04-24.
    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   3d4f766188…1c352dnow      …
  2. 2. Block Merkle root changed
    stored   a7ff378eaf…a5d62anow      …
  3. 3. Block #2388 hash changed
    stored   4ce87aa773…8f904cnow      …
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 199 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3d4f7661885fb3ebda46b39bdaa0828f4c3557065f2ac5c01f4068f7791c352d
  2. 01 R 3dfea2696be3db368f0daebce3114411e0875e4483ca1ee5a49023dfdcdea4f0
  3. 02 R 6cce2ca3921ec7ea31533f107ff4cdb80150adf9b5545c08fac5c0772a4b0bb0
  4. 03 L ba3ace8463f3fffc41eb3046106291dcbaae7cf30018316ef2603134ac9a4930
  5. 04 L 637222361bed99fcce5d094731e75900dfc4ff15428e0d37204efe217b86e3d0
  6. 05 R ad9a0b88698e897280a71b4d269ea6bb71d1f5f097e3330808a01d52ec5c273d
  7. 06 L f7e9528c67393110bf28afaac6eb5480151e68132670dd4275142f265439ebbb
  8. 07 R ad5baeae09b6ceb5989f964e5c81d3a7206f27d63c76ec4ba2da59d27a982971
  9. 08 R 4f6eff2518bd6c4cdd298630b7a3ab8f0524006c143dd94c43f161acd3fff96c
  10. root  a7ff378eaf8bbb09107e69aed4674ccb07581ed631c28576ecd491337fa5d62a