OpenTechnical

OT-2026-000016716

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000016716) never changes.

Identity and time

Publication numberOT-2026-000016716 · never reused
Internal UUID01a0ae6e-5918-7638-b3db-31c03571f29e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016716
StatusPUBLIC

Content hashes

Canonical textcb57b271ed38f38a8f604915f9939b6d19a5b915e5ac55643dad7ac3429e76b2
Markdown340664f785f2c1d4e7bd14171fa090217896aae4cd6a515f6eb75e11395f77bc
PDF
Publication pagec5c95cb2af635bd1c088fd3f0d5d7f38a1de94ef94a3a57d48f305f36370565c
Manifest502d9e0a800f0540155d3d2f0b979ad1f6e11ee23aefc74d3b37c0175420ebd7

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
SignatureGX2N5Cfq1JdSsjiIDSt5U6v0wmBKFMY7gziFtvVmg7uGgNkemZD1vEUDs/xxsBSuyJWzfwEkcnQQnvyzc3HSAQ==
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

2026-09-17T12:02:56.554127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016716
observed c5c95cb2af635bd1c088fd3f0d5d7f38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:56.536825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016716/manifest.json
observed 502d9e0a800f0540155d3d2f0b979ad1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:56.519284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016716/publication.md
observed 340664f785f2c1d4e7bd14171fa09021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:56.502532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016716/publication.txt
observed cb57b271ed38f38a8f604915f9939b6d...
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.