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
PROVINCE OF CAGAYAN Award a ₱3.0M contract to MACDOR CONSTRUCTIONProvinces
Transaction hash:
f52da83f2abb96ed97dbd5b6e2b64daa112f892e21ab9a1ba2ec04fe46faf868
Status:
Included and unchanged
Block:
#4,549 1,464 blocks after it
Position in block:
Transaction 196 of 209
Award day:
Aug 26, 2021 (5 yrs 2 mo ago)
From:
Value:
₱2,994,547.48
Project:
Upgrading of Portable Water System Villareyno
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 #4,549 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)PROVINCE OF CAGAYAN awarded it to MACDOR CONSTRUCTION on 2021-08-26.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)COA's CY2024 audit of Cagayan gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 f52da83f2a…faf868now …
- 2. Block Merkle root changedstored a9766514bf…720ce0now …
- 3. Block #4549 hash changedstored dd1c94ae2a…84d383now …
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 208 records. Each step hashes the current value together with the sibling shown.
- leaf f52da83f2abb96ed97dbd5b6e2b64daa112f892e21ab9a1ba2ec04fe46faf868
- 01 R f55d979c2e8be4a2e9c7ac8fa5318440bc32946a4f455dc62b873a2797692a74
- 02 R 8abd0d6efec23692aacd4ca990f5ed64aaa205d687f4b1f787377f055179dedd
- 03 L a40ab0fa49c896d5eaa2c386a34cd85b7c08312088ca4193d3931b0cb3a4d1a6
- 04 R 36556a0d62e5a6bf497bfc6d8200f0dd5a57c6c8a75881ff37ef0da5e61e4908
- 05 R 84a1f7a920cdb4f9f6f1bd89d328589a5f11a36be88eb72376b55529f09b3fc8
- 06 R de9d55477b7ecc1e175d5aa313be43c4e074010523a5383fca4124487ea6f98b
- 07 L 1e5e4e368b549de3f53c93ba8a88ffe1b20155d68979db875ecd477739b06fa4
- 08 L 1f9939315b7e8aefda40dd0ef37364f6b301dd0780ef53cca74aa2d990eea48b
- root a9766514bf972230dc99acdde0ab10ae4b5c93f3bfc202e073d727895c720ce0