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-BULACAN 1ST DEO Award a ₱1.5M contract to CENTIARE CONSTRUCTION AND TRADING CORPORATIONNational agencies
Transaction hash:
dc0c0342d7bb0a8166136ecaba30135386d8d061cc66529190034a6f678a4d48
Status:
Included and unchanged
Block:
#1,310 4,703 blocks after it
Position in block:
Transaction 66 of 73
Award day:
Dec 1, 2011 (14 yrs 11 mo ago)
Value:
₱1,458,965.75
Project:
Angat Revetment Tibag, Pulilan, Bulacan
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 #1,310 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-BULACAN 1ST DEO awarded it to CENTIARE CONSTRUCTION AND TRADING CORPORATION on 2011-12-01.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 dc0c0342d7…8a4d48now …
- 2. Block Merkle root changedstored 67ed176350…4ee227now …
- 3. Block #1310 hash changedstored ae7756cce5…0dfc8bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 72 records. Each step hashes the current value together with the sibling shown.
- leaf dc0c0342d7bb0a8166136ecaba30135386d8d061cc66529190034a6f678a4d48
- 01 R de687c5ad5924cab863d359906bb4bda6b2043bf34212b4a0b4dbab22eca7492
- 02 L 0769bfc54952150f80fa61a36fded058044728b575f27e771576f3315b1ff107
- 03 R 3cbfb3ae26406721088714e546b038b1626724484d75452f33ff82f3ef00cb6b
- 04 R 2f2632034ba6f9c25d771405a80efd7eac655d5ef78ae72a3462729a4e084b67
- 05 R 427753bac80083a1287fba0e2385ed4f633731c107b649d8ed65b54f08139fee
- 06 R 82dcff823faec94f422975ede96b377cc93eccd65ba9d5544b148fb0988a2303
- 07 L 8e89d1d41591555d993c0608a6d664d52768f915db52c4f0cb1dbcfde7462518
- root 67ed1763506fcef1256f0bd57d96b84b050d8da88e6ada1d04fafb8da04ee227