OpenTechnical

OT-2026-000051611

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000051611) never changes.

Identity and time

Publication numberOT-2026-000051611 · never reused
Internal UUID01a0ae83-7c81-7426-8140-993506470416 · 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-2026-000051611
StatusPUBLIC

Content hashes

Canonical text7e4215ac81eb9adcf1bdde323126cbb246187a59fe512e15ea43957476ccc9bb
Markdown04a5800f64a15e6e4685d721aed563a690c1b6379eda416a22c9b59b5f5947b3
PDF
Publication page9be07fcc957a6529f61b7f432153551135fa20386a22188b94ee31c2861fc54f
Manifeste69910050d372673906ad880cf4e680deb1f58f8f5b970ce26e34c7a62679bef

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
SignaturebnJKR23sAbO6sLcKSEJ4Z95LhQzczOvPVDyAHqV742m+FZVSyHVVfEcco7xOpcSHsJIR3QPnqKBWVCfhA5A9DA==
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

2026-09-17T10:58:27.876253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051611
observed 9be07fcc957a6529f61b7f4321535511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.857917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051611/manifest.json
observed e69910050d372673906ad880cf4e680d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.839519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051611/publication.md
observed 04a5800f64a15e6e4685d721aed563a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.821291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051611/publication.txt
observed 7e4215ac81eb9adcf1bdde323126cbb2...
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.