OpenTechnical

OT-2026-000035493

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold 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-2026-000035493) never changes.

Identity and time

Publication numberOT-2026-000035493 · never reused
Internal UUID01a0ae76-b4c4-7f69-9e67-bdcdaf252e77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035493
StatusPUBLIC

Content hashes

Canonical textea8848bd0d90084a7a5a529de82b5f6fd7a8b3d3fa4f2f07ebe604429eae5982
Markdown69433a39937f3a03638acc043f155a67b2c063505e8dea4955f165fd93d5fd5e
PDF
Publication page81badcdf3b9b57f679f60b5e8cda4f0c8bd67d4b3477d2febe28e6dcbeb83121
Manifestca95cdfb0eb613e89f4f3c3da4eae9ee32e70a48833b1cb5aae209a84e686291

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
Signature0GP5znLcn9aC7otujdGvuGEqelBygtGqXF1DDLg3WCStiDCWmh7eajRaS1ZzoanuMa7t2oB1/h8ysLKC8ufnAA==
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

2026-09-17T11:26:54.487328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035493
observed 81badcdf3b9b57f679f60b5e8cda4f0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.470786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035493/manifest.json
observed ca95cdfb0eb613e89f4f3c3da4eae9ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.455353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035493/publication.md
observed 69433a39937f3a03638acc043f155a67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.436634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035493/publication.txt
observed ea8848bd0d90084a7a5a529de82b5f6f...
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.