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 NORTHERN SAMAR Award a ₱4.4M contract to SAL CONSTRUCTIONNational agencies
Transaction hash:
f98dbf0ce523b6cdda2bb6dfdff50ebdc78342617fa76eb76289da5b5ef5b6a4
Status:
Included and unchanged
Block:
#2,952 3,061 blocks after it
Position in block:
Transaction 182 of 187
Award day:
Jan 3, 2017 (9 yrs 10 mo ago)
Value:
₱4,437,607.88
Project:
Civil Works
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 #2,952 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 NORTHERN SAMAR awarded it to SAL CONSTRUCTION on 2017-01-03.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 f98dbf0ce5…f5b6a4now …
- 2. Block Merkle root changedstored 8948ee308e…238a86now …
- 3. Block #2952 hash changedstored 690ddcc687…0a6942now …
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 186 records. Each step hashes the current value together with the sibling shown.
- leaf f98dbf0ce523b6cdda2bb6dfdff50ebdc78342617fa76eb76289da5b5ef5b6a4
- 01 R fa9bb9fda2e73b7f82b6bea0fba5c2886baf5dc79357f664771942230a1e0a64
- 02 L 3d745ccb4127ea4c79e49ccee4e6c60952c1a537e37882e51b0672fcf90e1bd5
- 03 L 8fda792a05fd38f64a6f4b68b510ad271b9ef7aea55d1502b8ed5f79a8583c00
- 04 R 21c713b27f008688641d6bf2056097fba0075b18738b92340efdf8c6931cdf15
- 05 L 4e7651fbd90d3c2a69e72320e4656c2cc0df18c92f178a5a632fccd0f44547f5
- 06 L 8d30ba9fd782b603db246ddff2ab5839be985dfe8d42d44ebc07416e5c63dd77
- 07 R cfa6ef1e4a1831b41ff8206a99671ce8b273447129e803ee9c42b70117461e6f
- 08 L d8a601be309fb9ad44718b292e6e2f51e6432c6fb94b50afc5a39c8ee8173e9b
- root 8948ee308e4c57f93717d3fbc4b62a58261b59f9d8ae6a4a50ca36e039238a86