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 - CAMARINES SUR 5TH Award a ₱521.0K contract to EA-EC CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
2ab261e63f7cdf7aada41e360e0059d17decd638bf298ac21b9cd9b9cdc7260d
Status:
Included and unchanged
Block:
#4,567 1,446 blocks after it
Position in block:
Transaction 38 of 270
Award day:
Sep 13, 2021 (5 yrs 2 mo ago)
Value:
₱520,951.56
Project:
21FN0118
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 #4,567 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 - CAMARINES SUR 5TH awarded it to EA-EC CONSTRUCTION AND SUPPLY on 2021-09-13.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 2ab261e63f…c7260dnow …
- 2. Block Merkle root changedstored c56a2b763d…93632fnow …
- 3. Block #4567 hash changedstored 944af7e863…ec771anow …
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 269 records. Each step hashes the current value together with the sibling shown.
- leaf 2ab261e63f7cdf7aada41e360e0059d17decd638bf298ac21b9cd9b9cdc7260d
- 01 R 2afab5a292c4a3c02d34dea4443bfa33f4d4eafd6742b7cbb0b724f1a24120db
- 02 L e48254ae5d6de0014aa40e12aaef44c07deffceaf660482d900ebfd8e620769f
- 03 L fbfac127d614ede0c11c252dfc2bd1200b30911bb2222b9c3905a848b4165c53
- 04 R 9f8b1f9bad1a557860fbcf413eb3fd7e7119d226545295272b15c107294bc4f4
- 05 R c25854442083e13ccb33a4f8c00fd1109fe320c6c8dc73cac8bdbc233c42625e
- 06 L 009bc9dc891cc2d4cb3ea4d799793112a364c11aedd008ba48be1db0966f3482
- 07 R 613ef1ca56145bd4b40f14ae88140594ca2d8ef32c3285a1c3025363f0c49a47
- 08 R 0c4ee98df1dcc5c447c55a384898f31bdf4cacc1549c8107c6e69bf8edba384a
- 09 R 2fcc18c8172f89ff1415066341183dfc2f5f4f5ad9fad4e3f8b61ba214c89924
- root c56a2b763d4f7d36b9288ebaaea1fe640f6c248990d0686f3ffd84653693632f