OpenTechnical

OT-2026-000093458

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000093458) never changes.

Identity and time

Publication numberOT-2026-000093458 · never reused
Internal UUID01a0ae9e-508a-7cc3-ae48-dc6a106e9f65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093458
StatusPUBLIC

Content hashes

Canonical text38601320c25fcd90a3bb888b74a08d5f8ec45c4f27762ce886e67b4fbe856704
Markdowna18bef9ee15202af73df08c7c518fe5dab7a10244600bd09afcf5b35ac0f6f83
PDF
Publication page998589d32382d4e38a13a349b5da23310acb6c0472d7f33487b04bf222da031c
Manifest8102a21c0bec62259080c916e20d8cdcad9973b8c1c0cd5b5b45479c7acede63

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
SignatureYo9yII8cw3TKNuddeqtsqWs8BYexMUw+DRoiocOjUwgfF7WdZL2NxYhc88kakzhTHJmrMbZ3snrEeglONGacCA==
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

2026-09-17T09:40:23.261445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093458
observed 998589d32382d4e38a13a349b5da2331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:23.241266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093458/manifest.json
observed 8102a21c0bec62259080c916e20d8cdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:23.218851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093458/publication.md
observed a18bef9ee15202af73df08c7c518fe5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:23.197476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093458/publication.txt
observed 38601320c25fcd90a3bb888b74a08d5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:27.497737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093458
observed 998589d32382d4e38a13a349b5da2331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:27.479843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093458/manifest.json
observed 8102a21c0bec62259080c916e20d8cdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:27.460487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093458/publication.md
observed a18bef9ee15202af73df08c7c518fe5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:27.439243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093458/publication.txt
observed 38601320c25fcd90a3bb888b74a08d5f...
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.