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 - TACLOBAN CITY SDEO Award a ₱1.9M contract to RPBJ TRADING AND CONSTRUCTIONNational agencies
Transaction hash:
4b2d1abf05ff452fa2cbd5ad914bf6cb828fbebd567709b1380235cc8063e7e7
Status:
Included and unchanged
Block:
#1,310 4,703 blocks after it
Position in block:
Transaction 24 of 73
Award day:
Dec 1, 2011 (14 yrs 11 mo ago)
Value:
₱1,918,727.46
Project:
Construction of Drainage System at Area 8, Barangay 84, Tacloban 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 #1,310 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 - TACLOBAN CITY SDEO awarded it to RPBJ TRADING AND CONSTRUCTION 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 4b2d1abf05…63e7e7now …
- 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 4b2d1abf05ff452fa2cbd5ad914bf6cb828fbebd567709b1380235cc8063e7e7
- 01 R 5369de17f75af48350daa97e84e99662bb51eb61c692d605861be8258f48532d
- 02 R cbd3c21b33dd58b85fcae0a0abcfcbeb881300480fffa75081fad82cdfd92fd6
- 03 R 47216460672a09437b22a888eaa12c2182d923ae9ee40b9c26f49eed4a86821f
- 04 L 93aebeb2ac5a066816598662ac68c9cdfe1888b2d2102cbb68243370c4593666
- 05 L 4e46849314bc17424dbb084b6e4e3ec5d5dbcbf87f4c5f028a9bf859ba247898
- 06 R 32b5717b4f28781ac7ef2aed2aa505b222746a96bf7fe33a8afc27313a375467
- 07 R dd78975e196b29554266d6b8fc5a7093e9f5ae4cec28828518f952b52cec5dca
- root 67ed1763506fcef1256f0bd57d96b84b050d8da88e6ada1d04fafb8da04ee227