OpenTechnical

OT-2026-000046438

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000046438) never changes.

Identity and time

Publication numberOT-2026-000046438 · never reused
Internal UUID01a0ae7e-57dc-7a0d-8323-4197e178410f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046438
StatusPUBLIC

Content hashes

Canonical text2246dc5f1b9c3017bbf17993cb69c555e9f902336dde23fc507b5f180ec330ce
Markdown4ec8205d546cc23e732a2039b3d7363d4ea68af90a4b2ab420f5ff21219cb9fb
PDF
Publication page89dc57a90cf16c06c07418e97f0b80e43d50b53b9a2a6c701e488eeb0809e5e6
Manifest97698931ce6695c5dfe20c10612cf21fca64dbb523ae186571359dd4b39c73d5

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
Signature2THPIvmu1KBClGl+UUyVXF7Naj+9SO2TcunOxzy+A9P2h5m1Wa6HEdH+rxQlpR5QqMlp3WqHJF+emCxZ0HL5Aw==
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

2026-09-17T11:08:27.375718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046438
observed 89dc57a90cf16c06c07418e97f0b80e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:27.357050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046438/manifest.json
observed 97698931ce6695c5dfe20c10612cf21f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:27.340511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046438/publication.md
observed 4ec8205d546cc23e732a2039b3d7363d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:27.322985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046438/publication.txt
observed 2246dc5f1b9c3017bbf17993cb69c555...
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.