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
APITransaction action
PHILIPPINE SCIENCE HIGH SCHOOL - CAR CAMPUS Award a ₱6.8M contract to MY BUILDERS & CONSTRUCTIONNational agencies
Transaction hash:
dc804c856fb670b34e9986d76059535d977c328ba65b6e591ab2b54885505891
Status:
Included and unchanged
Block:
#3,947 2,066 blocks after it
Position in block:
Transaction 208 of 247
Award day:
Nov 26, 2019 (6 yrs 11 mo ago)
Value:
₱6,757,391.20
Project:
Completion of Academic Building 1-Phase 3
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
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 #3,947 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)PHILIPPINE SCIENCE HIGH SCHOOL - CAR CAMPUS awarded it to MY BUILDERS & CONSTRUCTION on 2019-11-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA 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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored dc804c856f…505891now …
- 2. Block Merkle root changedstored aa82f00fc6…27fcc4now …
- 3. Block #3947 hash changedstored 2c300f3f51…4eadafnow …
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 246 records. Each step hashes the current value together with the sibling shown.
- leaf dc804c856fb670b34e9986d76059535d977c328ba65b6e591ab2b54885505891
- 01 R dd101d91e178aeb405e7af1664fb8a3ac9a0f18ad62aab64b8ccbff183f0052f
- 02 R e258b1599d465aadf2f463201731300c045e0e7b1392329641325b0d527d3a50
- 03 R 481e26cad9df58ceb0268216e858c0aaf9cd0d3016caaef3d6e9ddb68f5b89ea
- 04 R e65168380344d454db6dff03fb52f85e6d021f8b1ad2bf7ffdedb143841a2818
- 05 L 93a35ee99b335c2d7519523fe7be1382921be5f086c0d50ec38503b9f284314b
- 06 R 9f2935b2661c2356b8f0c2e79d3e64b8ea349d35ded933c0dabb97db550c20b1
- 07 L 4429cba340d6592461211e67439a5e111b0fc7fedcac930b3c5075acb90345a5
- 08 L ab5f1db1f881c43a9502f4066d8b288ab385c2256e678ab98736a8dc3144d20b
- root aa82f00fc606923898162a5b1d96a58cb145babc106db12f4301af774727fcc4