OpenTechnical

OT-2026-000011870

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000011870) never changes.

Identity and time

Publication numberOT-2026-000011870 · never reused
Internal UUID01a0ae6d-1942-7471-ae2e-1ca4df3c14c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011870
StatusPUBLIC

Content hashes

Canonical textb59e99368448fa78efbf7c6f14eb2a0ee289ef6a0f7340e63e87ea84fab6d4c8
Markdown14cbc0576dc367bdff2dd766615f96c356ce88182ac7d0785fa96a8ec7807bdb
PDF
Publication page5a3a2a0917fb36f9489d34b22a29a15c5974ac9d4d540e62143f0f3c806057ee
Manifest4e1fcae8563c0fd01aaefab694a232469c7393a308f05eb670b0a80ab5cb2c43

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
Signature1gQuh5aiB+90c3yDhXhNlTAth50B3exhRweWzB9UUiw+uQvV+pvkIWDD37TzRxg83p8+OZDcpelFEYkk8NWeAg==
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

2026-09-17T12:12:37.086621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011870
observed 5a3a2a0917fb36f9489d34b22a29a15c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:37.066598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011870/manifest.json
observed 4e1fcae8563c0fd01aaefab694a23246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:37.047564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011870/publication.md
observed 14cbc0576dc367bdff2dd766615f96c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:37.027409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011870/publication.txt
observed b59e99368448fa78efbf7c6f14eb2a0e...
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.