OpenTechnical

OT-2026-000048906

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000048906) never changes.

Identity and time

Publication numberOT-2026-000048906 · never reused
Internal UUID01a0ae81-134b-7eb6-b658-11b418838e6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048906
StatusPUBLIC

Content hashes

Canonical text173a9b0b89404ea8c04c3f59cdc6cf87060616dfda4ae070b3e51596e70abbed
Markdown0f54a9a25d1d498308470f1fdb75458b806ca6b021439bbf278affa4016494fc
PDF
Publication pageff0afee9308d27ad84f006202a29f31e08a218205df71b983cdef8ff594007e9
Manifest6b674a20ec1c1945c0392c395197f5770fe37f0d60f46ec06acb702cc11c1438

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
Signaturef3ZoE52f50VSAesbkGIjHRO0UKEM9yHBKdlAEstDVcnNICxsR2DtCA1Dr9cjxNnf9VWtZ+czWO14uZjUt4q2Aw==
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

2026-09-17T11:03:04.571091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048906
observed ff0afee9308d27ad84f006202a29f31e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:04.553835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048906/manifest.json
observed 6b674a20ec1c1945c0392c395197f577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:04.533901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048906/publication.md
observed 0f54a9a25d1d498308470f1fdb75458b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:04.515100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048906/publication.txt
observed 173a9b0b89404ea8c04c3f59cdc6cf87...
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.