OpenTechnical

OT-2026-000037109

Publication integrity record

Three 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-2026-000037109) never changes.

Identity and time

Publication numberOT-2026-000037109 · never reused
Internal UUID01a0ae77-7740-703f-b1c2-6561a8a3e831 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037109
StatusPUBLIC

Content hashes

Canonical text22c13e2262e0178f22a2c3ac5a75bb111a0f944bf9925d9684d2333b20eeec90
Markdown3275ee63546fc5bcede70d36f1d00546566b5af3020993f19a238888ad4647a7
PDF
Publication pagef69916799fc1aa972d6696bf3eab998a31b8a89dbcfb623d770d322a5360698c
Manifest43b596af6c506076f476d55a2c88958db7978c5ab0f229437b52fea625f9c885

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
SignatureWjWyDQcNfDe3RzFIt0SAwGBMzPhqZn41ZTvUOqOIf3VPLC7VNuqKHsNwYlzaucGU4h6QaQkIgcelqHQllHiMCw==
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

2026-09-17T11:24:58.697274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037109
observed f69916799fc1aa972d6696bf3eab998a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.680801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037109/manifest.json
observed 43b596af6c506076f476d55a2c88958d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.665692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037109/publication.md
observed 3275ee63546fc5bcede70d36f1d00546...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.648876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037109/publication.txt
observed 22c13e2262e0178f22a2c3ac5a75bb11...
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.