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 QUEZON Award a ₱2.5M contract to M.G. VILLAMIN CONSTRUCTIONNational agencies
Transaction hash:
e79d7cd90dc66e7dcd4e720361220a90dfaf3acd4cb5d20d9d714eff6af650cb
Status:
Included and unchanged
Block:
#4,912 1,101 blocks after it
Position in block:
Transaction 193 of 207
Award day:
Sep 8, 2022 (4 yrs 2 mo ago)
Value:
₱2,525,810.00
Project:
SCHOOL CLINIC & HANDWASHING FACILITY BATCH2
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 #4,912 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 QUEZON awarded it to M.G. VILLAMIN CONSTRUCTION on 2022-09-08.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 e79d7cd90d…f650cbnow …
- 2. Block Merkle root changedstored 6c2c26eaf2…6b0a4dnow …
- 3. Block #4912 hash changedstored 247ff2be93…7ba84fnow …
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 206 records. Each step hashes the current value together with the sibling shown.
- leaf e79d7cd90dc66e7dcd4e720361220a90dfaf3acd4cb5d20d9d714eff6af650cb
- 01 L e60d55e232eddd05301952b50b0897c13ad243599d2edb8ceac3313e905edcbe
- 02 R bc3ab97ecb2eaa94aea5863c7385f6bfb7e8098460d890c234f7db1f51986dfb
- 03 R 3d3b16c63259aee011a10c7f727958791b288d5ff3b5705ab46c9e3fa281d93a
- 04 R 9976e36ec9828f26daa354b663ee04526dbdd802a1607a095db8d6555b7f3830
- 05 R b6714f21625b766abee0cc11ad60c8d40ec2c2f1ef7ac9f8cccf4516ab4e43ce
- 06 R 585b9657a47d7a47b81c4b45e090587ffc630e943e08528d210ff986f869c62c
- 07 L f3508a89366f6eed234cca9a25a65a5d5c49464ea159145d1a20c89c456fc063
- 08 L 790695e90a3bcdbf3690353d084e5a0b0df1b83987291f2247a1051417dcaa5b
- root 6c2c26eaf24560059967a7ed6ed1735644afd825e0932d79ae60885f926b0a4d