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
JOSE R. REYES MEMORIAL MEDICAL CENTER Award a ₱22.0M contract to V.B. COLUMNA CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
2a9f4e45bea28e04d5cfbd206051bccc113dabea06989fda89ccc6768d33dfea
Status:
Included and unchanged
Block:
#3,493 2,520 blocks after it
Position in block:
Transaction 34 of 205
Award day:
Aug 1, 2018 (8 yrs 3 mo ago)
Value:
₱22,017,526.67
Project:
ITB NO. 2018-CW01
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 #3,493 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)JOSE R. REYES MEMORIAL MEDICAL CENTER awarded it to V.B. COLUMNA CONSTRUCTION CORPORATION on 2018-08-01.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 2a9f4e45be…33dfeanow …
- 2. Block Merkle root changedstored f367b136a0…4c5843now …
- 3. Block #3493 hash changedstored 6550d85d30…9246f9now …
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 204 records. Each step hashes the current value together with the sibling shown.
- leaf 2a9f4e45bea28e04d5cfbd206051bccc113dabea06989fda89ccc6768d33dfea
- 01 R 2b9ab64523b7c4d1011e1569de617cbe98435c991f686b254fc733f75b281d2b
- 02 L ca652f2b783370316b3e7f73618c6abaa9aef0125d2506ad0a008f7f7ee849b8
- 03 R 3c2b6647c42921c844ef0024d3640237db5a021290a4eb38cdb53e11534ce584
- 04 R a156ac730422a886329c362221f9e63975b31c92a2289ae5cc25ea4972bec943
- 05 R 31492f53c430a9f03dcc809cba549beaf7581d4fee4e47d45700c7eeea9e0611
- 06 L 22077e0c8caae320e23e920a86d97138399ab04f0d148df2bba6f9ee068aa42a
- 07 R daca41379fcba4cfa40623f34e38f64b391f2d8d7edb94ce8973bef4120c8e88
- 08 R eff06bd109513862631c968954ff0bb0600b5602cdec0d948dbd07f6a70a957e
- root f367b136a000de62ada39ffeb17354cf9ab0d7952770dc481a7f3ef06c4c5843