OpenTechnical

OT-2026-000024543

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pulsed 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-2026-000024543) never changes.

Identity and time

Publication numberOT-2026-000024543 · never reused
Internal UUID01a0ae70-e8cc-7b2f-a889-28c0a59093f7 · 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-2026-000024543
StatusPUBLIC

Content hashes

Canonical textcf6de0e4d4120f84470cd4972d02ffde157f5f3edace1d4c52bb566a7a331ced
Markdown7ccdbbfe2563cd3bf706ce0864235397ee8ea8e17d601f48cb45a02ca810919c
PDF
Publication pagecb5e596d24a9354beadac6771488a36ee341c10f1b6261cc7b30fa04ac037ab6
Manifest14c48b7dff3403a66b044f2b0ecc5158087642f210ad4f1ff0f7ff1f37829ff5

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
Signature0iOigK4xnE9fAX72qyGQACMt6gl35fvx2jG6/8UqLqXOVbZqGVrCFivN8MYofviWoW8CrNop6CnSYa+SOJidCQ==
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

2026-09-17T11:50:34.280226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024543
observed cb5e596d24a9354beadac6771488a36e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:34.259575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024543/manifest.json
observed 14c48b7dff3403a66b044f2b0ecc5158...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:34.239442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024543/publication.md
observed 7ccdbbfe2563cd3bf706ce0864235397...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:34.219033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024543/publication.txt
observed cf6de0e4d4120f84470cd4972d02ffde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:43.508552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024543
observed cb5e596d24a9354beadac6771488a36e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:43.494240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024543/manifest.json
observed 14c48b7dff3403a66b044f2b0ecc5158...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:43.476785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024543/publication.md
observed 7ccdbbfe2563cd3bf706ce0864235397...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:43.460209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024543/publication.txt
observed cf6de0e4d4120f84470cd4972d02ffde...
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.