OpenTechnical

OT-2026-000017862

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000017862) never changes.

Identity and time

Publication numberOT-2026-000017862 · never reused
Internal UUID01a0ae6e-96fb-71e4-b690-53a8681973e7 · 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-2026-000017862
StatusPUBLIC

Content hashes

Canonical text8d93ea72ea7b56a8ca3fe3f5c13ef6d39abbeb52307400e4806456fe6af4c608
Markdownd4fe0a7797da9f364f7b439df53449c192b51e334092fc799d9b5356cfc20016
PDF
Publication page0868980a0dd16928e4b27895d92032f3c56939670adc1c1aacd2298cfaa9323a
Manifest8ba48000a55eee1f7d1f32c491c06e5d37276c812807ff1e85410a3c0c8b9025

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
SignatureQBZE4cei9KFM9e9mGzDMD1GwRl+hUi92ujllp/idwlUguQ1WaWUnsv6KpuqI8BL4s0VyEAPtgkl55t8Ttr87Dw==
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

2026-09-17T12:01:50.779667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017862
observed 0868980a0dd16928e4b27895d92032f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.763559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017862/manifest.json
observed 8ba48000a55eee1f7d1f32c491c06e5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.747328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017862/publication.md
observed d4fe0a7797da9f364f7b439df53449c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.731283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017862/publication.txt
observed 8d93ea72ea7b56a8ca3fe3f5c13ef6d3...
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.