OpenTechnical

OT-2026-000083940

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented after 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-2026-000083940) never changes.

Identity and time

Publication numberOT-2026-000083940 · never reused
Internal UUID01a0ae98-0418-741e-8bea-dadd4c70c90a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083940
StatusPUBLIC

Content hashes

Canonical text050e0eef882cd3938792a759ab53e1bb4c7a8122ab1e3a81a1a99e4912d37a11
Markdown137d4620415d9a0ccb22415ef64d67a815a096ceecce2df021eef7257503774b
PDF
Publication pagec363fc6aacb20602aecd798488aa66bb531172fcf5b21a0e0fc65bc7b5e31ffb
Manifest9abb170c3eb8a757fd6c14b92b4782ad83b6414b172a0474f6d17042c3165720

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
Signaturegh29dPVtI18iW+hXIqwAJJzd4n4LWv+SiA8AtzdcSxZGxmlud9HZJOV3p7wY1N/ZsoNir+2WqPf9DDpbXPoABA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:00:26.425211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083940
observed c363fc6aacb20602aecd798488aa66bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.406220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083940/manifest.json
observed 9abb170c3eb8a757fd6c14b92b4782ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.384745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083940/publication.md
observed 137d4620415d9a0ccb22415ef64d67a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.361119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083940/publication.txt
observed 050e0eef882cd3938792a759ab53e1bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.191331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083940
observed c363fc6aacb20602aecd798488aa66bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.173206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083940/manifest.json
observed 9abb170c3eb8a757fd6c14b92b4782ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.156686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083940/publication.md
observed 137d4620415d9a0ccb22415ef64d67a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.139032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083940/publication.txt
observed 050e0eef882cd3938792a759ab53e1bb...
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.