OpenTechnical

OT-2026-000017592

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000017592) never changes.

Identity and time

Publication numberOT-2026-000017592 · never reused
Internal UUID01a0ae6e-76ca-7b6a-b274-8a545d61d3de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017592
StatusPUBLIC

Content hashes

Canonical text5df154566910206f55ccf5a85703d5f870e29ef42390945359e37bc160b15612
Markdownb9f9e969ccbb0aecae6909a90b5edee693515eab21ad9bd49baefee0c901531e
PDF
Publication page9b08412d1392e5042ddaf9a810e7f84f3789ca0072b0fde6ee1d580180b9d1a7
Manifestaeb1d0758e0f112ab43a958da69e86c4f60047445f7b2108af9c9e37224a709b

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
SignatureYrciMUyFNb7CIQ0Qt3c9fLX8aGcfJ3JGyaEsUpyQkcSgpukPr+/FfW1gy07JYzsPSi2V/5qaE4v+kNZ51JmUAA==
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

2026-09-17T12:02:46.296901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017592
observed 9b08412d1392e5042ddaf9a810e7f84f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.278424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017592/manifest.json
observed aeb1d0758e0f112ab43a958da69e86c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.260407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017592/publication.md
observed b9f9e969ccbb0aecae6909a90b5edee6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.241308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017592/publication.txt
observed 5df154566910206f55ccf5a85703d5f8...
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.