OpenTechnical

OT-2026-000060809

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, vented after set-down

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-2026-000060809) never changes.

Identity and time

Publication numberOT-2026-000060809 · never reused
Internal UUID01a0ae8a-b7d1-74a8-b1ee-164d3f15a3ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060809
StatusPUBLIC

Content hashes

Canonical textdbfbcee3073fc0d0dc6ecff7da14c39da4e7843a1add4084fad076e623c529b5
Markdown5fa57977399661ebd59253ded290d6afa58aeeeb640ea9dbe6114ac76b3c35db
PDF
Publication paged1e5fae87626c4667a93b263519fd8396d7b909da0fd64e90fa9ae73d343fcb9
Manifest01d035beac6ed8104a91cf56f436fb1d9ffd96db2d7e385d4ce9bebde45d88d6

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
SignatureFlObFWsWK+cbMbphU3Vsgdn0o2oD4ys34uyuATxLZimLexh1LP7+I4Bbwrv2/b3V/XzV2UUW/krgxn8f0Jq6CA==
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

2026-09-17T10:43:33.536849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060809
observed d1e5fae87626c4667a93b263519fd839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.520217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060809/manifest.json
observed 01d035beac6ed8104a91cf56f436fb1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.503359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060809/publication.md
observed 5fa57977399661ebd59253ded290d6af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.486562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060809/publication.txt
observed dbfbcee3073fc0d0dc6ecff7da14c39d...
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.