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 - LEYTE 4TH DEO Award a ₱28.8M contract to ALPHATEC CHEMICAL CORP.National agencies
Transaction hash:
b03cae7cafd4d01a1dc16660a27b89e67d573f73097094372799f54ab2436db6
Status:
Included and unchanged
Block:
#5,798 215 blocks after it
Position in block:
Transaction 202 of 299
Award day:
Mar 12, 2025 (1 yr 8 mo ago)
Value:
₱28,811,973.11
Project:
CID NO. 25IF0043
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 #5,798 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 - LEYTE 4TH DEO awarded it to ALPHATEC CHEMICAL CORP. on 2025-03-12.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 b03cae7caf…436db6now …
- 2. Block Merkle root changedstored d62833b5e7…3b014dnow …
- 3. Block #5798 hash changedstored fea619a5ce…790068now …
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 298 records. Each step hashes the current value together with the sibling shown.
- leaf b03cae7cafd4d01a1dc16660a27b89e67d573f73097094372799f54ab2436db6
- 01 R b0c3da282fbdd80f88e310457236e367ede8fc7e04c83958ff4a09d0436ae259
- 02 L 5841b3600cb699e9a4c41e69f457e52e02d9e73a19cffc1e46015e2273eb0e01
- 03 R 313ad23e554907cf1063015ef40586d80ad511410723549ca4077ea53e7633cb
- 04 L 1ec2116e193bb01527df249000edf47215c4ad9c24e03f93087573b297b40b01
- 05 R afa87dd5b0c7d26b6c1a85053bb518e397b9a0b0ceacf9f3ebe99fe2693395a2
- 06 R 6d2746ce7618282c164b21d8bffc6781e13c52825644a057686cd8976b6e6a4c
- 07 L 7552eedc5a7a2ab202f37f34cf3cc6aaebec21ba966ac1dc997a6d773de4f17c
- 08 L ad49238e4ff0c210de8ebd5fb8aa660d0d05e050f8dd7aa122b3a9bc8602a558
- 09 R 5f496e5f7f9e49c773efc9d6a659d9c93b49803515131b77bbc2a58d93469e9b
- root d62833b5e74e03b38a3d06508b63ac4b37dddac1f08fa93751e8a07d5d3b014d