OpenTechnical

OT-2026-000038565

Publication integrity record

Single cup vacuum gripper, 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-2026-000038565) never changes.

Identity and time

Publication numberOT-2026-000038565 · never reused
Internal UUID01a0ae78-2d54-7a93-a654-5176272fd2c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038565
StatusPUBLIC

Content hashes

Canonical text2e198cb033714ee2784c0f88d7aa41a1863eb86c6435fb5db3eb8873589dfdbc
Markdownef8b3932742f602b6a6b0225b420a9521ceb94fbf684e2b631fd0617436ea10c
PDF
Publication page9e14e7623a4f020de8b70785191f102eb02dcddb8af71561cf7d55fde6fa7f4d
Manifesta51821189997375839574c6d1be5d16dc1b5d1053010ccb5d99a5d117ab7a97c

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
Signatureuf3gVVL9mJksi3qqXvqbXsPdLaAVTnxBFfhsdt5OHt9iOA/tKdfea4hzvjnvrDuYaaQqFnVdO7bikaOC16WfBA==
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

2026-09-17T11:22:49.979002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038565
observed 9e14e7623a4f020de8b70785191f102e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:49.961906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038565/manifest.json
observed a51821189997375839574c6d1be5d16d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:49.942727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038565/publication.md
observed ef8b3932742f602b6a6b0225b420a952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:49.922833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038565/publication.txt
observed 2e198cb033714ee2784c0f88d7aa41a1...
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.