OpenTechnical

OT-2026-000018035

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000018035) never changes.

Identity and time

Publication numberOT-2026-000018035 · never reused
Internal UUID01a0ae6e-96fc-71b6-a120-b0661858ad76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018035
StatusPUBLIC

Content hashes

Canonical text5270126ca964042e6bcbea0956b676ccfb50a034cb11aed1a49c862546e30e7e
Markdown9f57094870d44e8175adcc95a86d6b724d13259f59c8e0d9578f8346b7471fb5
PDF
Publication page4e64fc6248556371bb746235a46368ab2ca4b1e2aec00c7cbba7192ba4be7bb9
Manifest83737ff7877077bbc965e8f7a114a90d559ae6d14ff93810ba2225aa756d127c

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
Signature2HfW9j9GQ2alV8RJroGGCM+jkOf3XGgDrsQNurD5aC5rQqHugCdh0pAsi+EEiPUiYSq7VH66/DRCvTsKGdxxDA==
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

2026-09-17T12:02:03.980792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018035
observed 4e64fc6248556371bb746235a46368ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.961664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018035/manifest.json
observed 83737ff7877077bbc965e8f7a114a90d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.942432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018035/publication.md
observed 9f57094870d44e8175adcc95a86d6b72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.922795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018035/publication.txt
observed 5270126ca964042e6bcbea0956b676cc...
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.