OpenTechnical

OT-2026-000048058

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000048058) never changes.

Identity and time

Publication numberOT-2026-000048058 · never reused
Internal UUID01a0ae7f-c423-7e56-a707-379bb6d92492 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048058
StatusPUBLIC

Content hashes

Canonical textbd20dd190fc58a4347cf09c353fc8ead3c09917e5edb74d1e593d7f74232f826
Markdownf7510e2ca2d979de5340ab537cd258d21092bcc7446a2d9731385ffd29e0fbfa
PDF
Publication page1de62dd25ff915f695e7e273591438e9277963cdf827057e85b72a3006d94cdc
Manifest1056cc5d3bd3d393f3c39ce149cc21101105a2e93ef2178b2962f298e2fcfdd1

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
SignatureYzhI7uDbmnrL2LDdmEUoa3H+47J/MTib1TPJ1/Wct2OlTDa5Lw93HfNB3gDJEX0nkIIQU642Ne/KrAMEbHnWBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:04.092893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048058
observed 1de62dd25ff915f695e7e273591438e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:04.000511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048058/manifest.json
observed 1056cc5d3bd3d393f3c39ce149cc2110...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:03.982541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048058/publication.md
observed f7510e2ca2d979de5340ab537cd258d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:03.964020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048058/publication.txt
observed bd20dd190fc58a4347cf09c353fc8ead...
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.