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 - CATANDUANES ED Award a ₱2.7M contract to REALM CONSTRUCTION & TRADINGNational agencies
Transaction hash:
dda4c6c25dff95ed01cfb984018eafb20d264b5e4348b461ead104b346267a6c
Status:
Included and unchanged
Block:
#3,044 2,969 blocks after it
Position in block:
Transaction 174 of 211
Award day:
Apr 11, 2017 (9 yrs 7 mo ago)
Value:
₱2,731,772.85
Project:
CONST./MAINTENANCE OF BRIDGES ALONG NATIONAL ROAD
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 #3,044 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)DPWH lists the funding source as "Regular Infra - GAA 2017 MFO-1", i.e. the FY2017 GAA. The exact UACS line is not given.Partly
- 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 - CATANDUANES ED awarded it to REALM CONSTRUCTION & TRADING on 2017-04-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17FH0007: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2017-07-14). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 dda4c6c25d…267a6cnow …
- 2. Block Merkle root changedstored 310dd5b226…d46716now …
- 3. Block #3044 hash changedstored 42b0cc4b16…4a392anow …
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 210 records. Each step hashes the current value together with the sibling shown.
- leaf dda4c6c25dff95ed01cfb984018eafb20d264b5e4348b461ead104b346267a6c
- 01 R e007aa83f94b1c906ce3d255a62807860eb2d329164ea12eb5e6762c7ddab22d
- 02 L 97f2cd28b44c599c028fb46c62fb63f116df816058255beb191ab87fd296e7ff
- 03 L f97a37e8abd30da1986eeb6ee48ae66b9a439021bcd23d1f4221a6caa078c87b
- 04 L 13f02e5640b067585b51bafd47feb45c4118c4cd92c1a6ffa564425a28adea34
- 05 R aeea93542c71d2b735f4edc7b5b187e9eab359069ec7af14e17bb73f184aae47
- 06 L 2433f999525782196a38cc96a7289b718a3d7159c5f6b833504b32b7211931db
- 07 R 6e7af85d598f89266bf347f712217428299db381caa7462d1fd563719bda3284
- 08 L a8004aea8362230c3fa1bcca255df5ac1ae1ca31c0c619c1247922829c497dbc
- root 310dd5b2262db8dfd3166abac44caf2971fcb15b12253958f84d36a8b3d46716