OpenTechnical

OT-2026-000012010

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, 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-2026-000012010) never changes.

Identity and time

Publication numberOT-2026-000012010 · never reused
Internal UUID01a0ae6d-1943-7890-be70-4ff70b22d813 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012010
StatusPUBLIC

Content hashes

Canonical text57fa7180b0f64956da3d038bdab67f0db6aa575c6ac26249b56f23ea96f97c1d
Markdownc77aa59aaeaff5bf594f5b0cd37d50d6eff629a4291bcf847d845f2807ad1d3b
PDF
Publication page8fadcb8dc4e20e4a0e1aad0091e8fc836db134bd3372eb5d773d3db420853c5c
Manifestfc5669645d32f5a18889ff566eca1b9b863bcb6666ff1bf86a6d6b462a0ff19c

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
SignatureMXW91WgUmtQPWSjED6uKAAAtRRQn9/CQdt3YXUgR2nBL3bTeRaMfvZvRsWECGdM/JgkEbNqDoEK8hPQlab7JCw==
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

2026-09-17T12:12:52.703381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012010
observed 8fadcb8dc4e20e4a0e1aad0091e8fc83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:52.685640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012010/manifest.json
observed fc5669645d32f5a18889ff566eca1b9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:52.666306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012010/publication.md
observed c77aa59aaeaff5bf594f5b0cd37d50d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:52.647174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012010/publication.txt
observed 57fa7180b0f64956da3d038bdab67f0d...
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.