OpenTechnical

OT-2026-000082161

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000082161) never changes.

Identity and time

Publication numberOT-2026-000082161 · never reused
Internal UUID01a0ae97-4d93-7223-9ca7-d59d9bcb5f17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082161
StatusPUBLIC

Content hashes

Canonical text66067dc2ed9f36d968409747f42d7ad6f2f54f5cee8a292ded287224349e0249
Markdown3ab309080b6d150a2fa20f8743645cbde4a020fe6491b61ecf61d78ccee35d25
PDF
Publication page88ad6c9049e72b347bc07c509b1b07e528b4f98aa44619d9b2e76668e806d622
Manifest6301ef3a9232bfc6642b921fb6543be6007ee6fd93d0f3f1ac4f198c4264283f

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
SignaturezJDwugbHJEhPOejLL/n9e81AR7MkkbKKKMOJ9i1F0Oxdg9gG9DS+3M1rktwDKQ4jYLG400sMsc8iHI12wCUwBw==
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

2026-09-17T09:58:59.072673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082161
observed 88ad6c9049e72b347bc07c509b1b07e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:59.054368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082161/manifest.json
observed 6301ef3a9232bfc6642b921fb6543be6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:59.038352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082161/publication.md
observed 3ab309080b6d150a2fa20f8743645cbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:59.020335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082161/publication.txt
observed 66067dc2ed9f36d968409747f42d7ad6...
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.