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
DEPARTMENT OF EDUCATION - DIVISION OF CITY SCHOOLS, TABACO Award a ₱20.2M contract to M.J. APIN BUILDERSNational agencies
Transaction hash:
3567a3f1d23d4e8e80bdfaa939369454b0b90b92c9b7f5d613f7dcf32ce3a4ba
Status:
Included and unchanged
Block:
#4,659 1,354 blocks after it
Position in block:
Transaction 47 of 236
Award day:
Dec 14, 2021 (4 yrs 11 mo ago)
Value:
₱20,187,481.71
Project:
Lot D (Tabaco National High School)
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 #4,659 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)DEPARTMENT OF EDUCATION - DIVISION OF CITY SCHOOLS, TABACO awarded it to M.J. APIN BUILDERS on 2021-12-14.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 3567a3f1d2…e3a4banow …
- 2. Block Merkle root changedstored 915107a852…85709fnow …
- 3. Block #4659 hash changedstored 8eb4e4d2f6…51c266now …
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 235 records. Each step hashes the current value together with the sibling shown.
- leaf 3567a3f1d23d4e8e80bdfaa939369454b0b90b92c9b7f5d613f7dcf32ce3a4ba
- 01 L 34f6a50566bfd57c3884e762ddf6b5e1ccce8f4a27aba1ab631cf5775af1066a
- 02 L 0f7b22002baca44420075e085fd0c2ab783710827f6ac05937d5a2b09c5e2450
- 03 L ff2c481c877c775791e52006034843796b5c0b2a091232816fe6c244564b4890
- 04 L 8f36f5450755771349aa0fe37d2fab354baffbc0ce79744144cab2a87f88fb8a
- 05 R db48894ecde7f494adfdb7619d86bf6f26bbe176e21ce78e65dc85845d258587
- 06 L 3d8771c6490f4df2090c4ef77349bb3623a6a6809a09887d65868dc78c457d7f
- 07 R d387ebb7b2ba11f7f086e7ec444c873131b469fcc1c627384199bafec5a4304e
- 08 R 707a4dd9111ddceb5f998b10501cbcd20c3b1e82dbfa173b9624293f2ec3ee2e
- root 915107a852755fbbac1fc8d71e906f57bf789183b345cc835582f6e5ac85709f