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 - BATANGAS 3RD ED Award a ₱3.0M contract to GREATMAN BUILDERS & SUPPLY CO.National agencies
Transaction hash:
d4e6f70cbd8d4e89b49a551cef2f9f3d34a77188dfdf3940d986959048539abb
Status:
Included and unchanged
Block:
#3,215 2,798 blocks after it
Position in block:
Transaction 215 of 268
Award day:
Oct 11, 2017 (9 yrs 1 mo ago)
Value:
₱3,045,040.92
Project:
17DC0133 - Construction of One-Storey Two-Classro
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 #3,215 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 "Outside Infra - GAA 2017 DepEd BEFF", 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 - BATANGAS 3RD ED awarded it to GREATMAN BUILDERS & SUPPLY CO. on 2017-10-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17DC0133: 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 2018-04-15). 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 d4e6f70cbd…539abbnow …
- 2. Block Merkle root changedstored 8021ca7372…8e6b4fnow …
- 3. Block #3215 hash changedstored e33cc259f1…946045now …
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 267 records. Each step hashes the current value together with the sibling shown.
- leaf d4e6f70cbd8d4e89b49a551cef2f9f3d34a77188dfdf3940d986959048539abb
- 01 L d4e53cf4deb3a8afcca3fda222de1cb7c30741c437d6f67ce90fe34ab1bc5c91
- 02 L 1d9db303c0874b0f0548a74d79daf56693e5fd68d91a637245ad3935e22d55b0
- 03 L 74b349068ab58d956a816105e6878725f9e227bc66c085c937a8fccd34722549
- 04 R b98abcdb9db5e7f83aa4989183023758ca08612499e4ad93bebbbaa02db261fd
- 05 L aaddfa5316057372ea78b17309ef02ec7ab3ee49e165c8cbd4259fbd63b578b0
- 06 R 6dbdddcadd4adc6e4e10d4bf28662641ba7486a0cef25248043592164e4ac5de
- 07 L f10a6f1b106e2d64ac2ae398a3e8c16b9165ebe9eb4773a813d3908b3f0b291f
- 08 L 37f579eadac2c57ae7154b073a0957ad3785bdda215a9c2d45738fb1c4a776ab
- 09 R d2166a5c087185ca08df3a4fc36eaf4b2b9427ea61b33495cbffa1d871d18198
- root 8021ca7372837ba6408eccb5e507e528700efa6fad9fcc1c102c4cbfe08e6b4f