OpenTechnical

OT-2026-000040956

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000040956) never changes.

Identity and time

Publication numberOT-2026-000040956 · never reused
Internal UUID01a0ae79-6d11-785a-a10e-aa752099e817 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040956
StatusPUBLIC

Content hashes

Canonical textf08fe618f545398ee87e565bc59c5b4fec7bca600d8feae26dea6942f3b8ccf1
Markdown484d4742aa80e07f7fc90ae4249186cbf156a04fba5c356bc7453c9052048eac
PDF
Publication page8f3ca532e5afa19c87e1846548c7ec3e11c438dbf43e3af38cc654bec25a6713
Manifest31b793ef430a31bcc3db7c05978d3c20b1b51de71c9fe6ecdebec3d21ab86412

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
SignatureVAJw3ohC4FONtrMK5B8uoBegglWrmqCxEJ28YB6h9wsnSyLtL1fPW7i44HiGDIAxgzc7lps9xdE2SsFPpgGyDA==
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

2026-09-17T11:20:21.358956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040956
observed 8f3ca532e5afa19c87e1846548c7ec3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.341341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040956/manifest.json
observed 31b793ef430a31bcc3db7c05978d3c20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.322139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040956/publication.md
observed 484d4742aa80e07f7fc90ae4249186cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.302011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040956/publication.txt
observed f08fe618f545398ee87e565bc59c5b4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:46.194114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040956
observed 8f3ca532e5afa19c87e1846548c7ec3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:46.176651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040956/manifest.json
observed 31b793ef430a31bcc3db7c05978d3c20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:46.160401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040956/publication.md
observed 484d4742aa80e07f7fc90ae4249186cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:46.143575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040956/publication.txt
observed f08fe618f545398ee87e565bc59c5b4f...
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.