OpenTechnical

OT-2026-000016052

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000016052) never changes.

Identity and time

Publication numberOT-2026-000016052 · never reused
Internal UUID01a0ae6e-0c4e-7203-94e0-ae1ea247004a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016052
StatusPUBLIC

Content hashes

Canonical text1fbf1bd14e4f04e7c4f55cfce44e1f8e2b9d5c99760f17f3e054c0386b03e99a
Markdowne7ccca63ad54629058d760cee4f7aae6ba0389e717b331c9d4c8ce9270fdad6f
PDF
Publication pagef672e7b9dd1bd579219175353e5391960b52e8f8b3619c2910ec8b57213b32c0
Manifest5d43d8a890ee6fbfb7f8c4872a0323efbeb3380f4f9b7207b8bd75715bb5a910

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
SignatureknFJ43w81AGztWOXuwQhnvC87KbJlVzN+GwJcG+b2XrM99Z6XMGZH+XzOHNu45RYkLUs85lhqYeowtCr2+81AA==
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

2026-09-17T12:05:36.577597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016052
observed f672e7b9dd1bd579219175353e539196...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:36.557164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016052/manifest.json
observed 5d43d8a890ee6fbfb7f8c4872a0323ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:36.537334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016052/publication.md
observed e7ccca63ad54629058d760cee4f7aae6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:36.517308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016052/publication.txt
observed 1fbf1bd14e4f04e7c4f55cfce44e1f8e...
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.