OpenTechnical

OT-2026-000037564

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000037564) never changes.

Identity and time

Publication numberOT-2026-000037564 · never reused
Internal UUID01a0ae77-b8ce-7863-bc62-7c824b238d7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037564
StatusPUBLIC

Content hashes

Canonical text617b5b16a28a455445ce8213f76218bc19ba62b4fe5c312c8f490d7c8d1f1e96
Markdowna43282b31f3ba095d90310d6c4ca83966d4684badcaf96ce4fbdb6fde9e5715d
PDF
Publication page39ca2a410bf7629819aa107a45636d4e08af0dabfd1992c0b6b4b359fcf34fc6
Manifest227818f85cedc73a01a25acac5d23dee0bf16a59f587ff26c9eb59c16a3c59e9

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
SignaturexTs2VGdsf1lhlxPYyreQW0lWlhPTfKBKQJEqoKSrRr6OmK/rnK65YZGAkLLhUOocTJtP/6IPCaHEc/XEwkG0DQ==
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

2026-09-17T11:24:06.503503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037564
observed 39ca2a410bf7629819aa107a45636d4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.486748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037564/manifest.json
observed 227818f85cedc73a01a25acac5d23dee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.468359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037564/publication.md
observed a43282b31f3ba095d90310d6c4ca8396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.449112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037564/publication.txt
observed 617b5b16a28a455445ce8213f76218bc...
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.