OpenTechnical

OT-2026-000053067

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, pulsed 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-2026-000053067) never changes.

Identity and time

Publication numberOT-2026-000053067 · never reused
Internal UUID01a0ae84-a431-7de6-b7a6-64f7519c759a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053067
StatusPUBLIC

Content hashes

Canonical text82155d0c1c19979729331afef50328f7ce5d292a29122e04dfb1c4ab0edc1058
Markdown35083732844e73779cc5eb50ee11b706a0201b3ba140d5d7bb1ffc888c690d03
PDF
Publication pageb683a56ffb6ac69b3093357ce5aa7a8b64a7c8ae19d6b18f47cd39a32c43fedd
Manifest502d3d2e2102e85b3d708a70e93251d9da9d9ac064e0fd6ebfeb5a4ceb83b80a

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
Signature+TD1e1+YReTrXpmoX6joiGxBmfJUwuMqaTxaui+WCs7+tEt89UCRoMoVtmpe+mJe/9Zas+2DX8Qy4JrGUMMLDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:46.946426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053067
observed b683a56ffb6ac69b3093357ce5aa7a8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:46.927069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053067/manifest.json
observed 502d3d2e2102e85b3d708a70e93251d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:46.908054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053067/publication.md
observed 35083732844e73779cc5eb50ee11b706...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:46.890309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053067/publication.txt
observed 82155d0c1c19979729331afef50328f7...
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.