OpenTechnical

OT-2026-000060286

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000060286) never changes.

Identity and time

Publication numberOT-2026-000060286 · never reused
Internal UUID01a0ae8a-5a74-7e5c-9b40-787412d81294 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060286
StatusPUBLIC

Content hashes

Canonical text5b55186af4cf725826c7d28cc993d562f647be778131b06693e19fefd25cf426
Markdown5978c3bfb19ea78725a17eecd53c7266a332fcbfa4bb1989d6952d56668ff821
PDF
Publication page5c2b0b1fec59c83b3f707a5f2ecfa91f9289c4782589944bcc0c2ecc03016db7
Manifest6f4be34474bf2b0b5662f282e7c2ebd92fadb21ff5494a13c47f734271b45b42

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
SignatureTewZd4aflVdU/8CrLO7YJXxATkPkb4gdleQzd0JX1Dk8jGVBNhVvhW1TifBTavE8bBxjajxCaaSsf67eCkFhCw==
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...

Independent retrieval

2026-09-17T10:43:59.469101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060286
observed 5c2b0b1fec59c83b3f707a5f2ecfa91f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:59.451505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060286/manifest.json
observed 6f4be34474bf2b0b5662f282e7c2ebd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:59.424814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060286/publication.md
observed 5978c3bfb19ea78725a17eecd53c7266...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:59.409232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060286/publication.txt
observed 5b55186af4cf725826c7d28cc993d562...
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.