OpenTechnical

OT-2026-000048034

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold 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-2026-000048034) never changes.

Identity and time

Publication numberOT-2026-000048034 · never reused
Internal UUID01a0ae7f-c423-74f8-bf99-90fd970484ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048034
StatusPUBLIC

Content hashes

Canonical text4fda3d99f6713b582fb7fb03d64814b83193e372aaa85755b122cf3128694b08
Markdown5f8b88fcb5908e72d1b37c24767eda650e3eff613012f80ee88b0b85446354ac
PDF
Publication page4b66b9d7fb252892f071f9c66b48921a0dc878b9c3e7328584c6cbef09359e63
Manifest482c7a2df51146a2c50e93c819cdfd3ffad890f5a19682f26c4ff2e77e813aae

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
SignatureptSon8HBLbg+0VRkv8Qxcwy9yEOU7L1I1BhC0ZwYEyyFhQUvX4N5UHvoi2WahAr6OgHd4nfMo5pAn89hhwC2BA==
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

2026-09-17T11:06:02.036626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048034
observed 4b66b9d7fb252892f071f9c66b48921a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.017902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048034/manifest.json
observed 482c7a2df51146a2c50e93c819cdfd3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:01.999726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048034/publication.md
observed 5f8b88fcb5908e72d1b37c24767eda65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:01.981790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048034/publication.txt
observed 4fda3d99f6713b582fb7fb03d64814b8...
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.