OpenTechnical

OT-2026-000024142

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000024142) never changes.

Identity and time

Publication numberOT-2026-000024142 · never reused
Internal UUID01a0ae70-e8c7-7867-96e3-13b7ebced646 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024142
StatusPUBLIC

Content hashes

Canonical text1f33a67ca3dbc4d006786a05a77beaf1c160be38b4da783e073565d50a897a49
Markdownd48dfe8a8274843392ebde58ca35b4cd9ccefbd57a3b095485427b3b51f7e589
PDF
Publication page8d40681dfe986e14d65674fd66ab6edb023d5fee236559ff829e7cf3f0616285
Manifest10d11edc6d01a9094238a4b7fc6084bec43b0b870f06f61bd99a600e8bbab38f

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
SignatureEMbtdiYA05xwTBDsd6USFpdxXbhAHZzbwQkhoiyDWyuhsLU8HqkL4ySRhT7Y87TB8sgU67OEPkCe0+n7FAGFBw==
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

2026-09-17T11:48:34.490999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024142
observed 8d40681dfe986e14d65674fd66ab6edb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.471160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024142/manifest.json
observed 10d11edc6d01a9094238a4b7fc6084be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.453996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024142/publication.md
observed d48dfe8a8274843392ebde58ca35b4cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.436199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024142/publication.txt
observed 1f33a67ca3dbc4d006786a05a77beaf1...
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.