OpenTechnical

OT-2026-000077925

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, 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-2026-000077925) never changes.

Identity and time

Publication numberOT-2026-000077925 · never reused
Internal UUID01a0ae95-2ed1-76c5-be93-2f7c840fee5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077925
StatusPUBLIC

Content hashes

Canonical text064e2681118993cc06bc1ae9a9cdb56651bf8c3bb8ef560a674530bc59257f71
Markdown11090b8eb7538bd7a38bf2f981f229719bf70e27ef12aa269d9bf2937877f715
PDF
Publication page158896bf0cee2473e2d80488a3728ce4d52eaa11575065e6e9af07389f01fbb7
Manifest8e55202f41d2ee97f3eff9f83d872be6faaaff3912db23e291b78b2183d124d7

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
SignatureFgFDWpuZr4iK+c6wsvSNM4R+jn9lPKvMU0xRrYH/SitLsZgMZGHtk1uv8MDj1VGQk0CpA40m9z14P63I4IRHBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:10:11.206534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077925
observed 158896bf0cee2473e2d80488a3728ce4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:11.060527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077925/manifest.json
observed 8e55202f41d2ee97f3eff9f83d872be6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:11.036267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077925/publication.md
observed 11090b8eb7538bd7a38bf2f981f22971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:11.013402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077925/publication.txt
observed 064e2681118993cc06bc1ae9a9cdb566...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:12.223239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077925
observed 158896bf0cee2473e2d80488a3728ce4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:12.203243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077925/manifest.json
observed 8e55202f41d2ee97f3eff9f83d872be6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:12.182206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077925/publication.md
observed 11090b8eb7538bd7a38bf2f981f22971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:12.162944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077925/publication.txt
observed 064e2681118993cc06bc1ae9a9cdb566...
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.