OpenTechnical

OT-2026-000023262

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000023262) never changes.

Identity and time

Publication numberOT-2026-000023262 · never reused
Internal UUID01a0ae70-7267-7460-b2f9-95e9a19cb8dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023262
StatusPUBLIC

Content hashes

Canonical textf45cd3b9d27f2595041d34483c9282b213ceb3632bd460c004ca6846548b0025
Markdowncd538b634f562ff33a4032882ea80e12d76d7f8a0a34df04aa5b8997d048ad63
PDF
Publication paged6c9313226cbd62c5e598ec45cd521fd70d338ff2313f97982fd9168d9022db3
Manifestecbf9ee4b0095e20fbbb0eb8899ebe37408586490b94ab6be2d65caeecf998b4

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
Signaturefdkf+hY819qMyPIF49bfeEFiVaoT9Chko3IuMSN/FV6l2qqEhaqQnpS5jNOi2RZUc+UesR1Cw38r6sWcwxLVBA==
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

2026-09-17T11:51:19.938921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023262
observed d6c9313226cbd62c5e598ec45cd521fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:19.923602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023262/manifest.json
observed ecbf9ee4b0095e20fbbb0eb8899ebe37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:19.906966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023262/publication.md
observed cd538b634f562ff33a4032882ea80e12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:19.890196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023262/publication.txt
observed f45cd3b9d27f2595041d34483c9282b2...
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.