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 EDUCATION - DIVISION OF SURIGAO DEL NORTE Award a ₱12.9M contract to DANREV CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
9fa5b4aea496bdbdc4dbad893dac2077c04399f221b8d1b75d183e352439b24d
Status:
Included and unchanged
Block:
#5,054 959 blocks after it
Position in block:
Transaction 396 of 649
Award day:
Feb 1, 2023 (3 yrs 9 mo ago)
Value:
₱12,925,189.89
Project:
Construction of School Buildings
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 #5,054 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 EDUCATION - DIVISION OF SURIGAO DEL NORTE awarded it to DANREV CONSTRUCTION AND SUPPLY on 2023-02-01.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 9fa5b4aea4…39b24dnow …
- 2. Block Merkle root changedstored ca300e9590…161a12now …
- 3. Block #5054 hash changedstored 0eefb96ca5…b26bc4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 648 records. Each step hashes the current value together with the sibling shown.
- leaf 9fa5b4aea496bdbdc4dbad893dac2077c04399f221b8d1b75d183e352439b24d
- 01 R 9fd9591b56d5f6de1fa9d7c15348d0f1c9302098f169354638ec78c28ef2c8cc
- 02 R f52bb71e4cb35586f4be70450dbdb27a9c7321d98f6ff02bbee7bbe4fab3e22c
- 03 L bd1e710dc0de596b6dc8d5f5c517f089be39812c5a757fa5abbd2ce34034b61b
- 04 L 5798614feed2bfe0e4fe30f9b680158a10cedf714e90e9a5765c264e23928cbb
- 05 R a1380b653bb8761eda1e0f4ff0b297389bccabfcf53a32ab3bbe520e1f363d07
- 06 R 69822f67d66b6fe8d4ea79e9f66f4c4b28c79b0f5b1ffa92a13d6924ce5880c1
- 07 R b4c68b2b48554e38537f6056a2b21fcfc0f9b58053a629a93b2c13a75182f026
- 08 L cadb18b0f6b87f21f6f2417720493ff350cb1fa950764b9432470b76b7acb707
- 09 L 3480092beb22ef00d72efd56a085d8102fa1a58e0bdc1a4aaeb07570acfd1364
- 10 R c3450c021a381792975add1709afb79adc116c0a286b44107273eef79ce627a2
- root ca300e9590abea0ca272032a52dee6c707cff050ac54e8e2f093336237161a12