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 PUBLIC WORKS AND HIGHWAYS - REGION XI Award a ₱4.9M contract to A.T. DUMLAO CONSTRUCTION, INC.National agencies
Transaction hash:
f3cb0e201a533573a214ca2bae98d00f7c10209c39ef70aff0c9f10e71ccdfb8
Status:
Included and unchanged
Block:
#5,205 808 blocks after it
Position in block:
Transaction 242 of 258
Award day:
Jul 6, 2023 (3 yrs 4 mo ago)
Value:
₱4,850,975.27
Project:
23L00122 Construction
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 #5,205 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 PUBLIC WORKS AND HIGHWAYS - REGION XI awarded it to A.T. DUMLAO CONSTRUCTION, INC. on 2023-07-06.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 f3cb0e201a…ccdfb8now …
- 2. Block Merkle root changedstored 000e91064b…ab4601now …
- 3. Block #5205 hash changedstored bb03357da2…f886ffnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 257 records. Each step hashes the current value together with the sibling shown.
- leaf f3cb0e201a533573a214ca2bae98d00f7c10209c39ef70aff0c9f10e71ccdfb8
- 01 R f3cb1766889dfac4759d19dc7bdae440b0449aae9bd6fe49d868da14f517c5e8
- 02 L bcecaa9e3da6023a2122046767ea72523d49d1b001af0ce237cacf7464fcb9ce
- 03 R d13b23d93bfe8c6068d5a0886e09d236a3a7bd6e8a11c954ca3b2743f188b7ea
- 04 R 05582c59cbd61d93e299fa06c03e5a464ee67d6011d132dc4945996588270cdc
- 05 L 72fd23cb1b87b5000d8e4d40e30e489ce9200581e866031c627b1397552f376e
- 06 L 39144318c3acf6c58df7569c97a6945b246ea993bc92da411c77685d9492663c
- 07 L b0f01411876791a515c88ede1679393b4406ee7d6c5a8dac6b056ae0505fcde4
- 08 L eeb6e1e8a42f82fe95ca6ed71438791bc911655390c2e0694f522e852590c483
- 09 R 0d1a348bf81495ad29116c1c0556226f240f0308b737e5cf72664028d2b86c11
- root 000e91064b5968ae98742a736f70eff2d223a57e27af325811d274b15aab4601