OpenTechnical

OT-2026-000052674

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000052674) never changes.

Identity and time

Publication numberOT-2026-000052674 · never reused
Internal UUID01a0ae84-573c-70c1-b7e8-055101dd60ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052674
StatusPUBLIC

Content hashes

Canonical text8095756e5a0da9a45a6b9d69c9b5894625c72f7ff71b099dcbfd166e908841af
Markdown9aed0a209b8a3d14aa185923eb16bc5f37daea9ce204f442dbdc2bc4d7a9e9d5
PDF
Publication page26e5601dfd5b830a8586540499397bfacdfe21d71786cf40056e0a28f4333bd4
Manifestcdfeeada47f26690c220695b85d8637695db34b22c03cdc6f822ce4b584c9f56

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
SignaturezuoFPXU92mOgU2k9v2u9ZkNbgfPxuUTyASHepe26erRJDGSMsFC+FJVHjlKOW6D/YDTT/jVWA1vEtiJLAmcFDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:22.093499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052674
observed 26e5601dfd5b830a8586540499397bfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.076519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052674/manifest.json
observed cdfeeada47f26690c220695b85d86376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.058735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052674/publication.md
observed 9aed0a209b8a3d14aa185923eb16bc5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.038112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052674/publication.txt
observed 8095756e5a0da9a45a6b9d69c9b58946...
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.