OpenTechnical

OT-2026-000052210

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, 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-2026-000052210) never changes.

Identity and time

Publication numberOT-2026-000052210 · never reused
Internal UUID01a0ae83-e790-7d96-9e8f-026b8f199d3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052210
StatusPUBLIC

Content hashes

Canonical text558b963677ed8bb58ee3466da733fa21fcb701f588a639c5b664975da9e64892
Markdown6f2e00cb4efcd326466e44d32b68f3d038fab30b301573a1918a92cf4191ab3b
PDF
Publication page1741aee17071742739fdf12f09ac5cb1abdfec4d1ef37246b40b1b7e8fc45226
Manifeste17bf01d4799fbee34c6da276cb8956d8303c0ed0841994dddef8efa701f395b

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
SignaturecM2d0h8Rb3iE8qbz7mNBRFFXc9EL78IMz1/V8oWxSzMsIyOwrPzKiPz6BZrXghGRbC3Oblmv4fbSNsJtYa+wCg==
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

2026-09-17T10:57:46.767992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052210
observed 1741aee17071742739fdf12f09ac5cb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:46.749633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052210/manifest.json
observed e17bf01d4799fbee34c6da276cb8956d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:46.732181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052210/publication.md
observed 6f2e00cb4efcd326466e44d32b68f3d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:46.714901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052210/publication.txt
observed 558b963677ed8bb58ee3466da733fa21...
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.