OpenTechnical

OT-2026-000093944

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000093944) never changes.

Identity and time

Publication numberOT-2026-000093944 · never reused
Internal UUID01a0ae9e-92c8-77dc-9ef7-28cb140193b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093944
StatusPUBLIC

Content hashes

Canonical textb61e96b4c0cc964959c10faaf255a02e4d3c2abbd331f43d8fe944c1c0fa8b90
Markdownabcffe74a1a87e83bc256957626cc73c685647053a1086e5469d69c294ac7e57
PDF
Publication page4d9b485eb77f06aae832a1321ebd8d0ebfe8e12551f14b88ec65b53714b71216
Manifest2e6b08e1f82cee98aceafac03a1f8cc94e29d19457589575e4bc4ef6e2d38e4a

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
SignatureKDEiHVtclA/fSV4Z6kPgCuuoJulm4nfpK+C/xCUVr9UyqRw8KyfrEk9be68pjktpuLDlpRLmNJpAekHlBYjOBw==
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

2026-09-17T09:38:13.264816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093944
observed 4d9b485eb77f06aae832a1321ebd8d0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:13.248665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093944/manifest.json
observed 2e6b08e1f82cee98aceafac03a1f8cc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:13.232308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093944/publication.md
observed abcffe74a1a87e83bc256957626cc73c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:13.215511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093944/publication.txt
observed b61e96b4c0cc964959c10faaf255a02e...
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.