OpenTechnical

OT-2026-000047572

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000047572) never changes.

Identity and time

Publication numberOT-2026-000047572 · never reused
Internal UUID01a0ae7f-3e59-7e3c-ae43-0155c350197a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047572
StatusPUBLIC

Content hashes

Canonical textd9cbccfe7a24b70b09fc2546ab75f00a554e612e207bac74e74dc9e22b011fb5
Markdown4bed85d2127e09cdb82543b06ebdf49f5e3ec4f2b05e80f074261c01ffa31676
PDF
Publication pagedf5ebd8acdccb791625b7613013dfb4d09f6f2ccced5130ed778a31a1e9fb598
Manifest6eeaf8de991c6d7eb99d12a42d0ab4091d74a94e7de9d0c997221d6b5c7480f6

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
SignatureWWSGhPRZVSA1ptR7gtKY2NK1zdSDDk+sPGFupTOVxEdidCblGuIo//nSNJwFrBsB2Ku6GHn3ucgHejiNEF/0BQ==
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

2026-09-17T11:06:41.879704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047572
observed df5ebd8acdccb791625b7613013dfb4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:41.862426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047572/manifest.json
observed 6eeaf8de991c6d7eb99d12a42d0ab409...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:41.845721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047572/publication.md
observed 4bed85d2127e09cdb82543b06ebdf49f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:41.827900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047572/publication.txt
observed d9cbccfe7a24b70b09fc2546ab75f00a...
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.