OpenTechnical

OT-2026-000051966

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, vented 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-2026-000051966) never changes.

Identity and time

Publication numberOT-2026-000051966 · never reused
Internal UUID01a0ae83-e78e-7bed-ae82-5928488cc626 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051966
StatusPUBLIC

Content hashes

Canonical text9ec5923b975e9a8d30bd264e6f965933ba0b8ccc03fd8392e24072813d542568
Markdowndb4e7ec3e71b6000cc179a0bf7430cd5afa85cdaa0b22c9ad1a0947558d6bf2d
PDF
Publication pagec8739d2f6c23f80fd6621beea4de3bb917584485bd20f59d7d54657e0dab9faf
Manifest76badcf6f8487faad384ad6a3c86ead9a9a5ac93d04a366607f7581df54b8cbc

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
SignatureTrmnvs8of5cyclcWfeJKtPhBuP96cpKleOlIeSBhsgKHkxlF/o03VU5G7yyw8WfFm5HYHEcyuu5QcIkNhNg/Aw==
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

2026-09-17T10:57:27.832734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051966
observed c8739d2f6c23f80fd6621beea4de3bb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:27.813436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051966/manifest.json
observed 76badcf6f8487faad384ad6a3c86ead9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:27.796921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051966/publication.md
observed db4e7ec3e71b6000cc179a0bf7430cd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:27.777878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051966/publication.txt
observed 9ec5923b975e9a8d30bd264e6f965933...
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.