OpenTechnical

OT-2026-000088493

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line 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-2026-000088493) never changes.

Identity and time

Publication numberOT-2026-000088493 · never reused
Internal UUID01a0ae9b-5d28-7003-be3d-e8b2b1a399d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088493
StatusPUBLIC

Content hashes

Canonical textc580b32e13da74cf3c48fe7b6e88546d528af7d46906ec04272533c64c260d93
Markdown59d1a42d17fac68db1a0c3a284c9828d2009b33c839f3fde1a8ad1e13a0a5e9d
PDF
Publication pagec2d0c5de7795f8a41d12ae127b7e1592d6933386400eee5907251ef1f2e306d2
Manifeste2c10f80b04f310cb490b3e54f4e034a7d73a0bec47e1b719caca4412874d23d

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
Signature+tb39gtfRTgAEafB1zaaDFIPPMO6VVB+HmyyuukONgQBFbutAtpCU4pcb/msjPBkTsO/pdsR5afTuLxpbVFWDQ==
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

2026-09-17T09:48:52.938432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088493
observed c2d0c5de7795f8a41d12ae127b7e1592...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.920682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088493/manifest.json
observed e2c10f80b04f310cb490b3e54f4e034a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.901665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088493/publication.md
observed 59d1a42d17fac68db1a0c3a284c9828d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.882425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088493/publication.txt
observed c580b32e13da74cf3c48fe7b6e88546d...
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.