OpenTechnical

OT-2026-000008607

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000008607) never changes.

Identity and time

Publication numberOT-2026-000008607 · never reused
Internal UUID01a0ae6a-e46b-7022-aa39-aefe9be92374 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008607
StatusPUBLIC

Content hashes

Canonical text4fd2070e0e3e27ec13dc9c103e2a17b842112ac1fce76491d35bca0b48dbd796
Markdownf8c7dd54d303261a840747a7ae3b49cf0ff3c8b3e3a7669682a9deef9330d877
PDF
Publication page69121cc965e65e7835b64fba9c76da8fe8b18727ac7b9d7ff048f763ff44afd3
Manifestceaf562e9279b43815d0aaa7de85e73dd09272cbc61e8058c13222596a4b09f7

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
Signaturexk5Rh4qWHB2K40QkaBpe2ed26KagIV6GEHVuJUGQWG14t8zGdpvfhH9CFqGnjU/nNwcb3RJscq7O5nYLY8iUDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:33.721821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008607
observed 69121cc965e65e7835b64fba9c76da8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:33.700847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008607/manifest.json
observed ceaf562e9279b43815d0aaa7de85e73d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:33.680315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008607/publication.md
observed f8c7dd54d303261a840747a7ae3b49cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:33.658758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008607/publication.txt
observed 4fd2070e0e3e27ec13dc9c103e2a17b8...
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.