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
PROVINCE OF ROMBLON Award a ₱4.0M contract to TABLAS MEGA CONSTRUCTIONProvinces
Transaction hash:
2ba10fa5ffb153b64c8648d7d24a964aefe42295587a01873d63eb4cfc2921b1
Status:
Included and unchanged
Block:
#4,746 1,267 blocks after it
Position in block:
Transaction 163 of 961
Award day:
Mar 14, 2022 (4 yrs 8 mo ago)
From:
Value:
₱3,997,441.88
Project:
Concrete Paving of Local Rd at Brgy.Agmanic,Sta.Fe
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 #4,746 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)PROVINCE OF ROMBLON awarded it to TABLAS MEGA CONSTRUCTION on 2022-03-14.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)COA's CY2024 audit of Romblon gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 2ba10fa5ff…2921b1now …
- 2. Block Merkle root changedstored 9894b6ce40…572378now …
- 3. Block #4746 hash changedstored 2a39bd2889…bfef0enow …
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 960 records. Each step hashes the current value together with the sibling shown.
- leaf 2ba10fa5ffb153b64c8648d7d24a964aefe42295587a01873d63eb4cfc2921b1
- 01 L 2b839db592315ecdb1c422b57d227b1c0575e02f505bafa36b6879c672ba274f
- 02 L d6d0fc05792548f8b698b4efe566139a2685e2695c876c984f9a8df9403ff3e6
- 03 R af613b76b040f646a3ca10d78c586ad1f8906c82474cbeb4e602fba1521eb223
- 04 R de704f1b58780d4dbc347db9a602595d017d8c325c1b51c618333f39cd111b59
- 05 R f1c56773d9b298f8fa4ac8ef4f6c0425aef189d9b33f11889357057c3a551473
- 06 L 71430e5d8cccea3d292409f79b4e109325d34f1f4b0a786832d6fab11970573d
- 07 R d8d545ebd49ce679c504cbb106a3c33544fd7bcddfa4bd9452e88d4a620078dc
- 08 L 871a4ed70c6917a0e25c4c6f71a26783da50c0abc9a24fa4daa7cb87918555fa
- 09 R 1bb49ae0e3c6f318f390d6a0e9113852c84f4a394adada7c4bd164ef9b8eb2f1
- 10 R 28de7133ace143b434a90bb0053eedc0ee6cf6ac0898285b1b02a0ad82af5ecc
- root 9894b6ce40fe49793505e29d43c6ad4a6fea5341b903e27e717c9c8c4b572378