OpenTechnical

OT-2026-000048030

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000048030) never changes.

Identity and time

Publication numberOT-2026-000048030 · never reused
Internal UUID01a0ae7f-c423-7c7c-b824-990f93cf914c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048030
StatusPUBLIC

Content hashes

Canonical text09714c28807fd8e33d2049440c4df4bb9ba5c4131ee547a80118d61e3ea0e51c
Markdown8c51515f3fb479ed50183e700b1f88a8fd38e5e3cf422e00489e28fcb85028ea
PDF
Publication pagee1e9d2ed58d5dd17e118e73bb30b3de75640cafc425f71cdc0c4e7db9f2a49d9
Manifest14816139d46bc20b96e91383af327c237c4ba350e66e2376c19da8c857668b41

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
Signaturew5D4uNQHjX9rVVWbwvFtNstHljmFKbjYA6rtAjoXRoJmyEqRMxQ7lxt/1cVq4KD9Tzh6Tq8DtaWModsJJtT3Dw==
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

2026-09-17T11:06:01.717610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048030
observed e1e9d2ed58d5dd17e118e73bb30b3de7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:01.699404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048030/manifest.json
observed 14816139d46bc20b96e91383af327c23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:01.679431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048030/publication.md
observed 8c51515f3fb479ed50183e700b1f88a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:01.659989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048030/publication.txt
observed 09714c28807fd8e33d2049440c4df4bb...
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.