OpenTechnical

OT-2026-000024890

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, sustained blow-off before set-down

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-2026-000024890) never changes.

Identity and time

Publication numberOT-2026-000024890 · never reused
Internal UUID01a0ae71-2727-79ad-b50e-34e31d3d5319 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024890
StatusPUBLIC

Content hashes

Canonical text54addc642c549677fa8d62b20042d18151f572d77d1dd6fc44679364e5476c36
Markdownb876d9c1257b083c107ae115b77c123c18a839692ff3521c05a898901cc98cd6
PDF
Publication page79301ef07cd05e43503ad7316b5e61bf8d1a06c2b3015b290f5280de1f060fde
Manifestd3fe06ebef8402a6709eb95e8c71c3b2b62ca9918606e5ad6491f3b531589567

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
Signature0V9+X9D8dyFxf4YZDIgfL3QTSu4Tyiu7njSnrcWnmCHNbdi84O2AGD66RxtsV3mFV72LXTRNiLS22x+IKC9fAw==
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

2026-09-17T11:48:13.029977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024890
observed 79301ef07cd05e43503ad7316b5e61bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:13.012382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024890/manifest.json
observed d3fe06ebef8402a6709eb95e8c71c3b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.994935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024890/publication.md
observed b876d9c1257b083c107ae115b77c123c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.976942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024890/publication.txt
observed 54addc642c549677fa8d62b20042d181...
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.