OpenTechnical

OT-2026-000010877

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, 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-2026-000010877) never changes.

Identity and time

Publication numberOT-2026-000010877 · never reused
Internal UUID01a0ae6c-540d-7198-afed-642847592a69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010877
StatusPUBLIC

Content hashes

Canonical textd3297129b281893b70d02716fefa0d64867f4e25f06fdfc7b3b52d7031819f57
Markdown746aa48377e8bba261f2f4ae1ed0546dd1c302da76dbb9b3cb94643ffd4d6fc0
PDF
Publication page3fc8a4b087c0ae3a5304746731f43ab86d3d5e798000e7a2e54c2b41fbfb4258
Manifestdb9c28a84968220adf4707e0227882d92253e61043d97c37d680f69dd4f13529

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
SignatureQG7JMlbrOnrK/WG64EjcwIuECj0XijvhpYbIOp9BdI+BYfyEZ4FrE9unKDiynMBmdTn56io0FmSOEbTUhEnUAg==
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

2026-09-17T12:13:38.438848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010877
observed 3fc8a4b087c0ae3a5304746731f43ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:38.419526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010877/manifest.json
observed db9c28a84968220adf4707e0227882d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:38.401826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010877/publication.md
observed 746aa48377e8bba261f2f4ae1ed0546d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:38.384276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010877/publication.txt
observed d3297129b281893b70d02716fefa0d64...
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.