OpenTechnical

OT-2026-000007365

Publication integrity record

Vacuum cup gripper, two outlet manifold, pump fed, contact triggered, rubber cups, oval form

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-2026-000007365) never changes.

Identity and time

Publication numberOT-2026-000007365 · never reused
Internal UUID01a0a97c-34fd-7b09-9c3d-1419c7752d09 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:11:24.672938Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007365
StatusPUBLIC

Content hashes

Canonical textcc443077c875e52f1ea50bdb104c11f019983f597bbaba80b55a3d53474f1174
Markdownc4f98b0d22a86f7821f65eb95a55f99e19641ba9e866de9825f5e56d00487213
PDF
Publication page51f7fe2557291dbfb582c4b89892d2f3f6e046e49a69fecc960e9ba3eae5c9f6
Manifestd860cd017940c1ce1337e1e419be1e4d29d1552daa478fe23e11752add231970

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
Signature+cDHLVhNAGocYdc/lfw2T8ppmRhXTES75tKF4q71Oty5nIeN12+tRd6eS99TbIoicGSRbjlYdZ1LXRkVl377Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:09.454965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007365
observed 51f7fe2557291dbfb582c4b89892d2f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:09.440767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007365/manifest.json
observed d860cd017940c1ce1337e1e419be1e4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:09.426973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007365/publication.md
observed c4f98b0d22a86f7821f65eb95a55f99e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:09.414204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007365/publication.txt
observed cc443077c875e52f1ea50bdb104c11f0...
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.