OpenTechnical

OT-2026-000101937

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000101937) never changes.

Identity and time

Publication numberOT-2026-000101937 · never reused
Internal UUID01a0aea4-50f1-7085-994c-e549401875ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101937
StatusPUBLIC

Content hashes

Canonical text1f98f1766ed80fd5d446d02b93427a8dd003f8f830bcf8f452546d02eae77ec2
Markdown1774a8808c4a8ae64805cf88571de1e65708a7efd8f9871fd7d5a50ebb05d843
PDF
Publication page0fb34600a27681666270b0d32fa0dfb9ca3b417a2f8ac8a62ffd15575db58346
Manifestb5425a32fa54d690428c4b21cc7441fb5ccab947a624ca652a53b5fa09fab908

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
Signature5iB48YwEzk5e/YpbaSaz4Sbaojpdtu6obRj92obA1m9gmw4G9cy9zThzANikr8nTYYbuanX9rkyYGtzQE9LfBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:03.149464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101937
observed 0fb34600a27681666270b0d32fa0dfb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.132064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101937/manifest.json
observed b5425a32fa54d690428c4b21cc7441fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.111818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101937/publication.md
observed 1774a8808c4a8ae64805cf88571de1e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.091423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101937/publication.txt
observed 1f98f1766ed80fd5d446d02b93427a8d...
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.