OpenTechnical

OT-2026-000024393

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000024393) never changes.

Identity and time

Publication numberOT-2026-000024393 · never reused
Internal UUID01a0ae70-e8ca-7984-abe6-5158ea349027 · 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-2026-000024393
StatusPUBLIC

Content hashes

Canonical textded599cb7d9bdf1b5b15649a04239f421c0656ccf4c8d8738d5449ac391fe2cf
Markdown442db5d5150e0234909fba12347471913366661adaaa1cefb27b159e9d5ae313
PDF
Publication page40462e017ec2835f3be587c4636e015463f30bdaee994a7795f29ae065b296bd
Manifest9c619bffc082cdc13701b6a622f80900f7dcfdc97df495068a21ccbbcd3d8bd0

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
SignatureFFKoicDgruQiXhDbd6dE/kMLM3iSgog3PcW9I/0xvYiOpFcRLJaZQ367I6635D9GgNOB3CFwVxqsF2pUojhgCg==
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

2026-09-17T11:50:15.401555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024393
observed 40462e017ec2835f3be587c4636e0154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.384193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024393/manifest.json
observed 9c619bffc082cdc13701b6a622f80900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.341849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024393/publication.md
observed 442db5d5150e0234909fba1234747191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.313445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024393/publication.txt
observed ded599cb7d9bdf1b5b15649a04239f42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:28.931152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024393
observed 40462e017ec2835f3be587c4636e0154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:28.915168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024393/manifest.json
observed 9c619bffc082cdc13701b6a622f80900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:28.899471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024393/publication.md
observed 442db5d5150e0234909fba1234747191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:28.871513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024393/publication.txt
observed ded599cb7d9bdf1b5b15649a04239f42...
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.