OpenTechnical

OT-2026-000025276

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000025276) never changes.

Identity and time

Publication numberOT-2026-000025276 · never reused
Internal UUID01a0ae71-5fa6-7273-92df-272c298166bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025276
StatusPUBLIC

Content hashes

Canonical text93d7a83e9a20abd0b04e705c3519c3d86a98becf96c31f6048cf6c69b5ea1d19
Markdown845c80da8edc8050015276d7deac034ab6737b7d22b6551df6c8cbbf320471a6
PDF
Publication page932bd31e1c25f1b7c592284b33f1368b3fc4b0d555278880aef2f153d1b05225
Manifestf4643a883d64817d67d1a6a92a84bc03708db6a9ba2ca9b5fe620062dca772a2

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
SignatureykYkekVVeupNd6JE4U3QY/nMra/0xNiFIQU+jSKjk5eCjwyQg79V4n1qqcQZ8dVR1sxHc881UFZCcZQBxrBWAA==
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

2026-09-17T11:47:17.225625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025276
observed 932bd31e1c25f1b7c592284b33f1368b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:17.209091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025276/manifest.json
observed f4643a883d64817d67d1a6a92a84bc03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:17.188108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025276/publication.md
observed 845c80da8edc8050015276d7deac034a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:17.168637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025276/publication.txt
observed 93d7a83e9a20abd0b04e705c3519c3d8...
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.