OpenTechnical

OT-2026-000011039

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, vented after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000011039) never changes.

Identity and time

Publication numberOT-2026-000011039 · never reused
Internal UUID01a0ae6c-540e-77f7-b99e-c3804b26c095 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011039
StatusPUBLIC

Content hashes

Canonical textfba2076f8b4264d7cf15b418ea396948bacc39061d4d15528d089abe7150bc7c
Markdownf8ef1496f39d7bfe4e27fd92d1ef58012207587521cae49cbb91ed5a6350a7ff
PDF
Publication pagec442e6b6f67c346f6fbd653a9a4b79b32921575251424c4aaf6b90d8d504e841
Manifestbe640a067674cb0f4d361fe912e7c9de17a58a0ffbd94138ba2ab7d108eb49bd

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureJV2crxOhvGfNThAgRjzOtKgQOljYChrvU0AKFzwci6z/xPc0x01t741y+ULsBp0WSnjL2hnbS76yIcaEtSvpCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:52.124108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011039
observed c442e6b6f67c346f6fbd653a9a4b79b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:52.104830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011039/manifest.json
observed be640a067674cb0f4d361fe912e7c9de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:52.084385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011039/publication.md
observed f8ef1496f39d7bfe4e27fd92d1ef5801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:52.066272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011039/publication.txt
observed fba2076f8b4264d7cf15b418ea396948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.