OpenTechnical

OT-2026-000045938

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045938) never changes.

Identity and time

Publication numberOT-2026-000045938 · never reused
Internal UUID01a0ae7d-8f89-7301-b2d3-7192f598a59f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045938
StatusPUBLIC

Content hashes

Canonical text79b95b53fbda55c98d14b0748e59b67cc373b13e572fc89ebf0bf2670301d7d3
Markdown521e7476ca58ed1d3d1ebcff7e14db43a87722fbbe69d48caaee5e20a5602b2e
PDF
Publication pagef53a0ce070ec1524ff4856b34da70705c824ecfb1c65fc51b3337a21137d7885
Manifest85f2dcea5e2b8cb2e8167efd0d73da938feac5e39690ae54caeda8a3152fd2a6

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
SignatureiTlbT86oqiTrgyjjKR8V4jbC4vqimnewj0SCjAq02LvOZpGVlHG9Ua7ef8INlihVD1jf6IO0blfups6PlXSIAQ==
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

2026-09-17T11:09:50.894606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045938
observed f53a0ce070ec1524ff4856b34da70705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:50.875081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045938/manifest.json
observed 85f2dcea5e2b8cb2e8167efd0d73da93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:50.855356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045938/publication.md
observed 521e7476ca58ed1d3d1ebcff7e14db43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:50.834422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045938/publication.txt
observed 79b95b53fbda55c98d14b0748e59b67c...
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.