OpenTechnical

OT-2026-000039672

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000039672) never changes.

Identity and time

Publication numberOT-2026-000039672 · never reused
Internal UUID01a0ae78-d8d4-7da5-ae0f-89310c5bc0ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039672
StatusPUBLIC

Content hashes

Canonical text72b4f469ae06b2e9ffbc23810dff670f3a173dfa07d8fb0bb1f226f60d324100
Markdown8814ab915a0da8e6dc5b13eed6e5b88f571d43aa09f9a446fe62e17eb025308e
PDF
Publication pageebba995427cdbd9e6f9fe06a1bfc06d4ffb94a5f8492aa01d7410c721d3d6f78
Manifest12df847ef21db6546418a02aaee579260c7192d9be9e82b70b124552949235b0

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
SignatureeFj6FPb/0yg/sLeYAdwRv3WDFwnUQu6/3QmHDRs4qMI2olWIOHaY6GmWrz6A595u0CLvzdlTFxkD1zchDsfaBg==
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

2026-09-17T11:19:51.387354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039672
observed ebba995427cdbd9e6f9fe06a1bfc06d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.368124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039672/manifest.json
observed 12df847ef21db6546418a02aaee57926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.348777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039672/publication.md
observed 8814ab915a0da8e6dc5b13eed6e5b88f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.328974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039672/publication.txt
observed 72b4f469ae06b2e9ffbc23810dff670f...
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.