OpenTechnical

OT-2026-000039163

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000039163) never changes.

Identity and time

Publication numberOT-2026-000039163 · never reused
Internal UUID01a0ae78-9673-751c-a740-1ab6d81bf239 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039163
StatusPUBLIC

Content hashes

Canonical text7caacc01e8c913b0abe7c12857a0dbdcd79395bae436bc7a828cfe41f7d22a04
Markdownb2310cf8b2bc6d5ee9d4990e59ca0e5254af8b79a2e70792d2976714a4c42a9c
PDF
Publication pagefd4a5b2c0e65b8628b995760599d26bde122b3fb0d6001fb35e4f294064be945
Manifest1f4847eb2f7205ea427583d91a74ba8f32ff5f5e2a6cd139162488eaf44f5598

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
SignaturexoZErt/IceVptgQ3ypSEcgfCgYXsIDNL2IRpwAjdl2+cSQcRRbca/8aJfl7hRECHDCBdybucxZFvKj9ZKr7qDw==
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

2026-09-17T11:20:40.794064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039163
observed fd4a5b2c0e65b8628b995760599d26bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:40.777738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039163/manifest.json
observed 1f4847eb2f7205ea427583d91a74ba8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:40.760413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039163/publication.md
observed b2310cf8b2bc6d5ee9d4990e59ca0e52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:40.743426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039163/publication.txt
observed 7caacc01e8c913b0abe7c12857a0dbdc...
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.