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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

CENTER FOR HEALTH DEVELOPMENT - METRO MANILA Award a ₱7.1M contract to CHE-RISS CONSTRUCTION AND TRADINGNational agencies

Transaction hash:
6fcdf308786a5d3bcd699aafb6e294830902d67532955d240be57c312ed27650
Status:
Included and unchanged
Block:
#1,834 4,179 blocks after it
Position in block:
Transaction 52 of 101
Award day:
Aug 16, 2013 (13 yrs 2 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 #1,834 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)
    CENTER FOR HEALTH DEVELOPMENT - METRO MANILA awarded it to CHE-RISS CONSTRUCTION AND TRADING on 2013-08-16.
    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   6fcdf30878…d27650now      …
  2. 2. Block Merkle root changed
    stored   efe039c8b7…956384now      …
  3. 3. Block #1834 hash changed
    stored   0e9a54a48d…2929f9now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 100 records. Each step hashes the current value together with the sibling shown.

  1. leaf  6fcdf308786a5d3bcd699aafb6e294830902d67532955d240be57c312ed27650
  2. 01 R 73a71a20d20fe65887826d7aa2d8b165d6adb1e76b085022b3570627c0670fac
  3. 02 R 861230595aceb9034f4606db0b609ee05b65739f25bb3f9ae1bda60565abe370
  4. 03 L b3c8486785d7311ae3f162e31cc7d5fb3264167da9daeaf56157f615dd10fb27
  5. 04 R 80501152237b42af187652b213f389e66afb35b80af324466406656f77a886c3
  6. 05 L e78292dda50b0ecddb133719d2733207b4e6ec967587db812c614c4d19919b19
  7. 06 L f0d1ae08b62f92fd2f883dd3114381f05e301a259247c00f7173751b788237a2
  8. 07 R cb652679d864493c0a73af07e1bc5fbd6df02db85410b0506cb4e529dc2b73a2
  9. root  efe039c8b7478bc1bd148c36ced2507a8a8508100816769af678c0fad4956384