OpenTechnical

OT-2026-000012718

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000012718) never changes.

Identity and time

Publication numberOT-2026-000012718 · never reused
Internal UUID01a0ae6d-5562-7d25-8f29-0055836b3f29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012718
StatusPUBLIC

Content hashes

Canonical textda687f68e77d5eb2b85cf199299bb6140439ee7f4409686f9de6770e889f9985
Markdown4fa8c5b084e9dac90476707fa13d2fd7311183b5d7046869917db3639a99b2b2
PDF
Publication pagef1ec55483e1634f0b13c7f812ed0e4a0a2ffb9ffb95e00d75c95639bd1a0c510
Manifest783e9f8c9254838edab8468a4519faf7ba891f6334780d396e0279adfbf08ba1

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
Signature22gaOHlES0pO3v5LeWbBhgtWeHtvEN77Tkmq9p/4sacP+qtfAYC6W0KocLM1NT762IzyRZlCP1IfCg3jvmwRBA==
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

2026-09-17T12:10:22.986080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012718
observed f1ec55483e1634f0b13c7f812ed0e4a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:22.964776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012718/manifest.json
observed 783e9f8c9254838edab8468a4519faf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:22.946452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012718/publication.md
observed 4fa8c5b084e9dac90476707fa13d2fd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:22.929861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012718/publication.txt
observed da687f68e77d5eb2b85cf199299bb614...
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.