OpenTechnical

OT-2026-000023278

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two 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-2026-000023278) never changes.

Identity and time

Publication numberOT-2026-000023278 · never reused
Internal UUID01a0ae70-7267-72e9-9f7d-dae9ebb9fb4e · 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-2026-000023278
StatusPUBLIC

Content hashes

Canonical texte3af79d9521abf6f4335f11a6bf9a91def1663ad3d52da6c346e4ba358be6fb6
Markdown6f38e6033bf5a8197290e913d5ba02a297967738837660227e37640ffe572e26
PDF
Publication page486bf8e47525544550105712a525cc455057257b79f87024d53a8cf131b36a28
Manifest4a6ffa6ea8436de7d22c362dbd86cce1204534e6275a81435ef41439bfee1dd3

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
Signatureio8w2lC1WmpGAK4wkid7DMjVFIO66x/JnfWItGanNHBGG6u6vu4lEId3vpy/XZtRsivjMY65fmM6emJvufujAQ==
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

2026-09-17T11:51:21.193698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023278
observed 486bf8e47525544550105712a525cc45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:21.176789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023278/manifest.json
observed 4a6ffa6ea8436de7d22c362dbd86cce1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:21.160743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023278/publication.md
observed 6f38e6033bf5a8197290e913d5ba02a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:21.144024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023278/publication.txt
observed e3af79d9521abf6f4335f11a6bf9a91d...
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.