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 - SORSOGON 2ND DEO Award a ₱48.5M contract to ALHADRAX CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
2bdb6ff5da8544cbff33448a791d0b8eb6e3b760e419b114649db26be6ab43eb
Status:
Included and unchanged
Block:
#5,890 123 blocks after it
Position in block:
Transaction 89 of 477
Award day:
Jun 25, 2025 (1 yr 4 mo ago)
Value:
₱48,510,000.00
Project:
25FL0072-Construction of Multi - Purpose Building
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 #5,890 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 - SORSOGON 2ND DEO awarded it to ALHADRAX CONSTRUCTION AND SUPPLY on 2025-06-25.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 2bdb6ff5da…ab43ebnow …
- 2. Block Merkle root changedstored 5e5ca56b15…b14803now …
- 3. Block #5890 hash changedstored 1259318e58…acb040now …
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 476 records. Each step hashes the current value together with the sibling shown.
- leaf 2bdb6ff5da8544cbff33448a791d0b8eb6e3b760e419b114649db26be6ab43eb
- 01 L 2bbb8d3aa9925905360b92e84fe2e052f4bdc2dcf56b4f201fa60b4222fe600b
- 02 R feac7a8561182605951cf75aeaeb588075e764f079ef0e64d3067074b9efe4cb
- 03 R fa78e726b97f4c2c17a8ea8abbb6f1481e20c9376089dca1c6d055f5b1f25947
- 04 L e1247d124a41ac5f6fce2ac5ebe524334c77d221b756cb26fc134e0f4603f2d7
- 05 L 30c229d3db89b2f2c80a94e2827315923dcc7b0d0134d91e5a904b3fdd3e26aa
- 06 R 14c06123a3b4feebf4e697ea5c237eb3f3e093c5af4c18635c3b89fbcbf47d4b
- 07 L d687dfdf9806743764aaaa664cf46a48d57d6785f8010ce2dac7857efbc86460
- 08 R 2b60ee16c4a305944755c999c02064f3dcea004888edb6821b629b33618dd9ca
- 09 R cb2f4011dc510792ab2b1e935adc9393dc028a205c17d759d7daa8616a310214
- root 5e5ca56b15750d0c4d9293df1b914d4546365a50e5a6496dff1b892d67b14803