OpenTechnical

OT-2026-000082123

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump 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-2026-000082123) never changes.

Identity and time

Publication numberOT-2026-000082123 · never reused
Internal UUID01a0ae97-4d93-7085-98fe-fccc8b50e811 · 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-2026-000082123
StatusPUBLIC

Content hashes

Canonical text60ec3df60af0da28b1fda5d2e6d698734165ddf25b924156625d095969019f56
Markdown03408e4e64d6d23a5908d125f3b3ed85d5ccad2c572f43ccdbe7e8237ba2c50a
PDF
Publication pagece952a64ad7fe12d8ddc1e70627eb9c5af978022b7b26d073b7b43b8da05b677
Manifestd1ece0b33c016f07705c6beddab0a8bf9438ffbc9a1debd857ed587068ae065c

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
SignatureqKhKXDxxmeBGirJcM/tsmdNC5stpIY9GGlQ6DanRts+HTMe0UBr+8Kc6hUE9YEzIS6tY5K5728etdweKkfLLAQ==
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

2026-09-17T09:58:56.243956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082123
observed ce952a64ad7fe12d8ddc1e70627eb9c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.226220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082123/manifest.json
observed d1ece0b33c016f07705c6beddab0a8bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.208585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082123/publication.md
observed 03408e4e64d6d23a5908d125f3b3ed85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.191022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082123/publication.txt
observed 60ec3df60af0da28b1fda5d2e6d69873...
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.