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
DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE Award a ₱961.9K contract to R.D. SADSAD CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
b0a3c816144cd4bf7b1b07a023ccb0f6eceaa1e60f3f3bb7827d68e88f746233
Status:
Included and unchanged
Block:
#1,047 4,966 blocks after it
Position in block:
Transaction 24 of 30
Award day:
Jan 12, 2011 (15 yrs 10 mo ago)
Value:
₱961,860.00
Project:
ITPB No. 2010-13 (10DI0091) Asphalting of roads at Bambang & Bayog, Calamba City
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 #1,047 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)DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE awarded it to R.D. SADSAD CONSTRUCTION AND TRADING on 2011-01-12.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 b0a3c81614…746233now …
- 2. Block Merkle root changedstored dedb6dc739…2f67acnow …
- 3. Block #1047 hash changedstored 51bb77b8c1…8db5abnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 29 records. Each step hashes the current value together with the sibling shown.
- leaf b0a3c816144cd4bf7b1b07a023ccb0f6eceaa1e60f3f3bb7827d68e88f746233
- 01 R bb545f4a0bb6aeedf45001c934a1f151bea2b822685fe32422c3134524e9ee33
- 02 R c9a75ebefc021f76f5c2641fe104f43e8321ef9df22d26dc5b5773efa0222b1f
- 03 R 9b309f1c58f52301a9460faa7a90f32ea3beda2f694f5478419c5c3be94fe5e9
- 04 L beba9458516c0fdc8dc6b837ee47203fcffc9bf9364a0e9de6af7f8edd90d73b
- 05 L fa19ad329a79e5ac7420a36e9b15fa64c540dd123accc50ddba3076b5c916ec2
- root dedb6dc7393bdbf933f80efeaab3b1e027e6ebdaeb1a527f76550e5a952f67ac