OpenTechnical

OT-2026-000042282

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000042282) never changes.

Identity and time

Publication numberOT-2026-000042282 · never reused
Internal UUID01a0ae7a-5d73-7ed0-83d6-fb8308e7c166 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042282
StatusPUBLIC

Content hashes

Canonical text04c5825888a97fe4ef2743e4b643cad6865564664a3cd2eb2900d8e0725e84e5
Markdownf6ab1777c4fd78b57a540dfb1e02f84c6ba6fd4721475b2b486437f73e4518a5
PDF
Publication pagef3a6ecdd20e3f6e56764dfc5dfe05b7ada66d9580ea423e493a1e3c592bc9733
Manifest23013c35285e89a5add0090971d8b160b0a281d0fe9b46b3f71d33de53aab46f

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
Signature0SBaHEJi2iNyRxzPof856/iN/PCiI+veUjV6pANjGeqcQA+s2gI4U8PYoEyDM7vGjkNB2fs8/y7vfICuHsAaBQ==
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

2026-09-17T11:15:58.488747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042282
observed f3a6ecdd20e3f6e56764dfc5dfe05b7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:58.471097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042282/manifest.json
observed 23013c35285e89a5add0090971d8b160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:58.451902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042282/publication.md
observed f6ab1777c4fd78b57a540dfb1e02f84c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:58.434518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042282/publication.txt
observed 04c5825888a97fe4ef2743e4b643cad6...
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.