OpenTechnical

OT-2026-000032788

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000032788) never changes.

Identity and time

Publication numberOT-2026-000032788 · never reused
Internal UUID01a0ae75-4841-7bdb-9176-9e40eb6f927a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032788
StatusPUBLIC

Content hashes

Canonical text2933b2358d3ee5553538e6ee245b945316de6869b3cb202acca1c18ec4cbd8b0
Markdown4ce87c0ec5057a48ed94de180f20263669acefbabd340da2e33adcc5fabc482a
PDF
Publication page7cd64d390e88fa76ec77746a1aa8f5f852dbe8929ca0bc796051e02866fe5dfb
Manifest755f8cb14df4cb19f36cc5c42e844fd69b4c22cf4d80d848620987f7a4c76dd4

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
SignatureJkMtus4hLUkeKWrhotistFyLUCRKVbCSlt3VKCIq3H7UZZNfY6KAEFmf8K2QMM46HD+szpi4uGkBcZAO1ALRBw==
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

2026-09-17T11:32:13.897006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032788
observed 7cd64d390e88fa76ec77746a1aa8f5f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:13.878133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032788/manifest.json
observed 755f8cb14df4cb19f36cc5c42e844fd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:13.859980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032788/publication.md
observed 4ce87c0ec5057a48ed94de180f202636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:13.843353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032788/publication.txt
observed 2933b2358d3ee5553538e6ee245b9453...
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.