OpenTechnical

OT-2026-000081317

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000081317) never changes.

Identity and time

Publication numberOT-2026-000081317 · never reused
Internal UUID01a0ae96-f374-7126-b41e-a77db7606f78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081317
StatusPUBLIC

Content hashes

Canonical text0e986e39ed388b52614758d289f07328479711f9990232507bea5d9335b288dd
Markdown00fd55fb582ebfe74156fff97ce349591ace840a783753710b22f2704f515058
PDF
Publication page362d48d3cf5deb575e12a22cefefe2154083e3047c4e56ee8dc67b079b5a82ee
Manifestd9e8af5f878bd9226694024eac1f98ad8e1fdd48059264beb19cc8faf475e919

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
SignaturebY8ZR33EbKTkm1SfywyE5Nnz8I+FpPrCBTWQlpsq+ov549XdD3T7mAXsdNVvnNqqH1uH4YQt5fjPSND7ueLJBw==
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

2026-09-17T10:01:26.039231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081317
observed 362d48d3cf5deb575e12a22cefefe215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:26.021130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081317/manifest.json
observed d9e8af5f878bd9226694024eac1f98ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:26.001016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081317/publication.md
observed 00fd55fb582ebfe74156fff97ce34959...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:25.982502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081317/publication.txt
observed 0e986e39ed388b52614758d289f07328...
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.