OpenTechnical

OT-2026-000082365

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, 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-2026-000082365) never changes.

Identity and time

Publication numberOT-2026-000082365 · never reused
Internal UUID01a0ae97-4d95-7f09-9605-b27e8757ad20 · 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-2026-000082365
StatusPUBLIC

Content hashes

Canonical text6ab5a1e1175a1caef2347790c081b1966cc5c7187804808f5952a9fd8d676bae
Markdownab42551a661636d7c2afbeed261f2b4b719ed5a57eb4644d2397740e6cb42622
PDF
Publication paged64ef539d0257d38ada7ae2ef4db1905bc9c116dec0e31ce1d5ed29a57e7cbc3
Manifestd0507a9727234834c8d36b64a4651d6a4b9c61163d6ee20daf43dcaae400d41a

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
SignatureEUhzjpP2kfTB8RholLPs8oKTajYMiPUeYCg1/4Bq7+lKJe0G/f78FNNAqFVr8+YWo51/iPR8dgbw4YQJ+J48Bw==
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

2026-09-17T09:59:14.515178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082365
observed d64ef539d0257d38ada7ae2ef4db1905...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:14.498764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082365/manifest.json
observed d0507a9727234834c8d36b64a4651d6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:14.481204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082365/publication.md
observed ab42551a661636d7c2afbeed261f2b4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:14.463884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082365/publication.txt
observed 6ab5a1e1175a1caef2347790c081b196...
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.