OpenTechnical

OT-2026-000051888

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000051888) never changes.

Identity and time

Publication numberOT-2026-000051888 · never reused
Internal UUID01a0ae83-7c85-7a1d-a4a4-253915397dce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051888
StatusPUBLIC

Content hashes

Canonical textba5a01035e5129546fdcee7d569fef4c12cfb60fad8f39c952c911a7f8c27d57
Markdownc10db196eeab2ad9567a787d75353811a75ddd0aaa5945e88a16062dc559ef7f
PDF
Publication page383a4e2598280d068d290fd5ad4ca5dfff4751dced282e74200d8e6f390dc4bf
Manifest9c9631e3b44e9c66d244dea9b0d2479e2761b856443c642c09067294a20a9e90

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
SignatureER1K5XsGoS+DkgGckFgS5/SCD68t/74RtTwEP7E/L0PBIvPCHWoA1BzRcRjBFo/Q4mE3InSMzlSkiaVsKxZaBw==
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

2026-09-17T10:58:49.777551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051888
observed 383a4e2598280d068d290fd5ad4ca5df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:49.758573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051888/manifest.json
observed 9c9631e3b44e9c66d244dea9b0d2479e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:49.739545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051888/publication.md
observed c10db196eeab2ad9567a787d75353811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:49.721769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051888/publication.txt
observed ba5a01035e5129546fdcee7d569fef4c...
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.