OpenTechnical

OT-2026-000039676

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000039676) never changes.

Identity and time

Publication numberOT-2026-000039676 · never reused
Internal UUID01a0ae78-d8d4-7192-a0e6-d3243d9e9378 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039676
StatusPUBLIC

Content hashes

Canonical texte07f853df4c2f6ee069058b66b766f817c7a0819f3c44d7748c1ba7c208b8803
Markdown14a516d7f595c91e260602d8c6a44c17954ad3b2fa93b8eb43e555627e7bf5b7
PDF
Publication page465b306faff9ae7702a237c9ba4830435ecac084a17d56a200529ab1b7cd92bf
Manifest73893a5f371cd172bea988c2d62b001ea4a850398e1d79112b84394b2b964ffa

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
SignaturenwHW72NQMaLxx7qInvBNQuNTliAS5l4+kUnF6gZqmb0pVmM+geeBdYCmqgPfKdJCpOJByU3cFOVYZtR3nUinCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:51.749871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039676
observed 465b306faff9ae7702a237c9ba483043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.731800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039676/manifest.json
observed 73893a5f371cd172bea988c2d62b001e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.712706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039676/publication.md
observed 14a516d7f595c91e260602d8c6a44c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.695070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039676/publication.txt
observed e07f853df4c2f6ee069058b66b766f81...
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.