OpenTechnical

OT-2026-000016964

Publication integrity record

Single bellows cup vacuum gripper, three 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-2026-000016964) never changes.

Identity and time

Publication numberOT-2026-000016964 · never reused
Internal UUID01a0ae6e-591a-7dbb-8653-8b16e52de779 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016964
StatusPUBLIC

Content hashes

Canonical text0102221488cc33bc7256ae175cb3c5d0407dca1d9f7edc8d9ebb19907a92d51b
Markdown202f6d2e439593e7a2b3214e52f027168bbd71ddcc0d1aece32e64cccc45d465
PDF
Publication pagead5c4d3b2e67ba5279b2ddf9faa970e4e77ce6389108d60194e91e3cf578be4a
Manifestb6c4c0ff13c87eda4ec3cec541ef13ee0e2d62b834534d51a6b116eed0c93716

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
SignatureX2NvmM0IrGDv+5NiYw8EXwuaGDZJbVVEv/5F9mS3/FxuvtYp48I3DAaUVaO21Xgj1IY/UE4eB63GxcMFVH5EDQ==
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

2026-09-17T12:03:15.406258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016964
observed ad5c4d3b2e67ba5279b2ddf9faa970e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:15.389662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016964/manifest.json
observed b6c4c0ff13c87eda4ec3cec541ef13ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:15.374033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016964/publication.md
observed 202f6d2e439593e7a2b3214e52f02716...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:15.358921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016964/publication.txt
observed 0102221488cc33bc7256ae175cb3c5d0...
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.