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
MALIGAYA ELEMENTARY SCHOOL - QUEZON CITY Award a ₱101.9K contract to SHERF BUILDERS CORPORATIONNational agencies
Transaction hash:
eb2b4201293cb9a5fc9eaed78d54da5504601e727ac7810f13d2f1364ef5ffaf
Status:
Included and unchanged
Block:
#4,450 1,563 blocks after it
Position in block:
Transaction 284 of 304
Award day:
May 14, 2021 (5 yrs 6 mo ago)
Value:
₱101,937.70
Project:
UPGRADING OF WASH AREA (BESIDE SB BUILDING). UPGRA
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 #4,450 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)MALIGAYA ELEMENTARY SCHOOL - QUEZON CITY awarded it to SHERF BUILDERS CORPORATION on 2021-05-14.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 eb2b420129…f5ffafnow …
- 2. Block Merkle root changedstored f95fd5f7ae…587b52now …
- 3. Block #4450 hash changedstored 60a1e291e3…2bbb65now …
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 303 records. Each step hashes the current value together with the sibling shown.
- leaf eb2b4201293cb9a5fc9eaed78d54da5504601e727ac7810f13d2f1364ef5ffaf
- 01 R ebdedca613c7752f4f590b6fe034a8c3a91473b83f932ce06490c7c1f127560c
- 02 R 7792f68b0dfc0698d9ebdc8c8fdf4e869b5ffcb2f8961c55b81f360c07c827ca
- 03 L 097f920edb2b45769f8055e2840eedd208212d230abf533411fb48e39f8ae179
- 04 L 8981a60020cfc586dba7be880b43bb73372484e3f1982f5be2c11e839500ec00
- 05 L da509406d8ccbf8099dabafffdf21c19c9af552c8930f3920157e96aa1a58ae9
- 06 R e6d6116562afa3350ffdba7903a47ef1bd3859cb93f555473d4cf24f71725a7f
- 07 R d7be53082d1436c7a1ac9f542205274e3a2b3943ad36e8ab652962246e6710ff
- 08 R c7d90a71a2042c00ea00922a62ac6354f7a8d6dd68b2e4dbd043c200d9cc1243
- 09 L 6c65b2b4ded3ef9d66f94de206c944bd9ba7ba7f75b33497663b47c2f886fa16
- root f95fd5f7ae15c85a5f96d6d7942734f9d8f2b6a5a77c1962946fda80d4587b52