OpenTechnical

OT-2026-000030119

Publication integrity record

Foam pad vacuum gripper, two zone face, 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-2026-000030119) never changes.

Identity and time

Publication numberOT-2026-000030119 · never reused
Internal UUID01a0ae73-e4ff-7abc-8ddb-32a067d4649f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030119
StatusPUBLIC

Content hashes

Canonical texte10f1dbf3d4cb3d34d8df111a5e4607a12631948fdc7a537269a97e90aa4f04b
Markdown162c0f241dc915dc32928a87f24bae24f5fd48af775b576bc30bd6386140a574
PDF
Publication page3f9b0389544c3e85e32937e4b07b89861ea00cc04098d505b8e1e4d86f9d5718
Manifest0a442d36a14efbe3fda9672db5663620ddb149f77e5bde30d83f8bd9effd3d0c

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
SignatureoHc1kw6bQC0ha4zu2WKpB7DcH/3RRTzUi+m+f39XEqj8SwDhiXgerwx6q6a6yPnAkZHXL91QNYAYfUG9S2qiAw==
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

2026-09-17T11:40:21.254886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030119
observed 3f9b0389544c3e85e32937e4b07b8986...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:21.236248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030119/manifest.json
observed 0a442d36a14efbe3fda9672db5663620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:21.210216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030119/publication.md
observed 162c0f241dc915dc32928a87f24bae24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:21.191537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030119/publication.txt
observed e10f1dbf3d4cb3d34d8df111a5e4607a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.147817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030119
observed 3f9b0389544c3e85e32937e4b07b8986...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.131223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030119/manifest.json
observed 0a442d36a14efbe3fda9672db5663620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.113384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030119/publication.md
observed 162c0f241dc915dc32928a87f24bae24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.097144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030119/publication.txt
observed e10f1dbf3d4cb3d34d8df111a5e4607a...
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.