OpenTechnical

OT-2026-000034898

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000034898) never changes.

Identity and time

Publication numberOT-2026-000034898 · never reused
Internal UUID01a0ae76-1ed3-7feb-90c0-660899c3e8e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034898
StatusPUBLIC

Content hashes

Canonical text38a99187d35b80d28fadcbabccbc7f19800cc2e1137d7229f0714f439fe8d189
Markdownfce1b10264256cfe693d4c0a30dcb4f7c8a0c4f10a1d9c601659477a4f30f4af
PDF
Publication page30b50197625782657e4e21f686b5bc1457869eb4ebd5d39ac22e5e5bc1ad5a9d
Manifest6973c6e9a9b24ffe87c5f4674b33cba3d037ac51388848befeff658cfd8c647f

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
Signature4MrON2jJYhRqw9dN6wSe41u2t9/MaHwmtwyMfJ5yuilvMW61YIYlOiYnStlC8vQflUi3oNZbNHScWiZbVNOWDw==
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

2026-09-17T11:30:33.500525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034898
observed 30b50197625782657e4e21f686b5bc14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.483380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034898/manifest.json
observed 6973c6e9a9b24ffe87c5f4674b33cba3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.465747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034898/publication.md
observed fce1b10264256cfe693d4c0a30dcb4f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.445749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034898/publication.txt
observed 38a99187d35b80d28fadcbabccbc7f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:54.365755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034898
observed 30b50197625782657e4e21f686b5bc14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:54.349372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034898/manifest.json
observed 6973c6e9a9b24ffe87c5f4674b33cba3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:54.330979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034898/publication.md
observed fce1b10264256cfe693d4c0a30dcb4f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:54.310835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034898/publication.txt
observed 38a99187d35b80d28fadcbabccbc7f19...
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.