OpenTechnical

OT-2026-000048902

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after set-down

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-2026-000048902) never changes.

Identity and time

Publication numberOT-2026-000048902 · never reused
Internal UUID01a0ae81-134b-7301-ad71-e29667059dd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048902
StatusPUBLIC

Content hashes

Canonical text68121acbeefcf38b62f5d354964a1768a18410f5c5202aeaaa0df768a46f488c
Markdown77da7911b52e2a6404e90844955bf480417867aee7bce6c942cae36d53c7ecc5
PDF
Publication page79917e7705e1d19ff5d06c7a6b2e784a8c07fc2dd45408c72f7ca7d542f329df
Manifest36ca2f8bbbba821cb0407cbf5cbc9f7c2618d173d2eeea68cbc46b6d0a2598c4

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
SignaturecvbJ2sXRaLmf1x48ch/KX64UaSym2KYqqxWWUihUbAhQ6HDHV3D+RpXnVQlga4iu38bI6gp0TGxHRDLzvKj/DQ==
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

2026-09-17T11:03:04.269232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048902
observed 79917e7705e1d19ff5d06c7a6b2e784a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:04.252384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048902/manifest.json
observed 36ca2f8bbbba821cb0407cbf5cbc9f7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:04.235237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048902/publication.md
observed 77da7911b52e2a6404e90844955bf480...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:04.216845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048902/publication.txt
observed 68121acbeefcf38b62f5d354964a1768...
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.