OpenTechnical

OT-2026-000016695

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four 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-2026-000016695) never changes.

Identity and time

Publication numberOT-2026-000016695 · never reused
Internal UUID01a0ae6e-5918-76e2-9b98-7851082bab87 · 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-2026-000016695
StatusPUBLIC

Content hashes

Canonical text78e4946b92e528a0a572f9d945c54cd194ec0a12a00bac2853b454fd516dad5c
Markdownb9b976c0cb0dd8d44e5b26bb1cf306ed8e2ea779d7954b8c73acaa11e2973cef
PDF
Publication page1a4b34663c0a8b096209b30b751bb1e7c4bd128d98f8bc8d5e5c1a8d45a50faa
Manifest8906c2dc1ef2063b00d72b48f46237330e65dc01c428d646236608707f119b15

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
Signature7o5mccgoUWhbrsnTfNli4CHoIKYULGvuMYJLFufrezik5aBR94zshcpysYBI00J8Vfr9ykEPavPG0lU9AEQ9AQ==
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

2026-09-17T12:02:55.070652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016695
observed 1a4b34663c0a8b096209b30b751bb1e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:55.052888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016695/manifest.json
observed 8906c2dc1ef2063b00d72b48f4623733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:55.035903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016695/publication.md
observed b9b976c0cb0dd8d44e5b26bb1cf306ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:55.017680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016695/publication.txt
observed 78e4946b92e528a0a572f9d945c54cd1...
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.