OpenTechnical

OT-2026-000089465

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before 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-2026-000089465) never changes.

Identity and time

Publication numberOT-2026-000089465 · never reused
Internal UUID01a0ae9b-db02-7486-9b7a-01b8954040ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089465
StatusPUBLIC

Content hashes

Canonical text9295f4457d23cadc11ab765445a9436e1a1597b1d3c77032fc575e7909ee4ba1
Markdown0241edc650da9b7b4c15d5b7484a6814e00d58bd480216b655aeb30b3a5a474a
PDF
Publication page1d7a80d4370d5a6e0c0af317488312697602c8444cca1c83f88ea9126dd63627
Manifestf53875ac1a742a7e923e689859ed2c9e30a5a9134035dfbe8d45418a8fb04e8b

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
SignatureGFSqmdLBjrAtzFTaNiz7WTPTfyZpNGrb749XrMOCVPUeaAK1TfNkCffx5p3lH+Gx/RBpvjiDLXEj+GMCNOsgAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:47:36.912472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089465
observed 1d7a80d4370d5a6e0c0af31748831269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:36.893424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089465/manifest.json
observed f53875ac1a742a7e923e689859ed2c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:36.873640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089465/publication.md
observed 0241edc650da9b7b4c15d5b7484a6814...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:36.852303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089465/publication.txt
observed 9295f4457d23cadc11ab765445a9436e...
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.