OpenTechnical

OT-2026-000102482

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000102482) never changes.

Identity and time

Publication numberOT-2026-000102482 · never reused
Internal UUID01a0aea4-858a-7074-952f-2101fdcd83aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102482
StatusPUBLIC

Content hashes

Canonical text7bf7bf873fb4b4cafacbe3928e44e371d46c4d32b1992efd1b95c6fcb038be34
Markdowneec1a7127640f86eaad31c2139efbefcd51f4a372d986e9082f37454e3c93657
PDF
Publication pagec9575388bcc41cdfc717ee00bb1f0973b8e5a328181197f6c943575b79273021
Manifest385200a5d2a2df2ee5b7fc328b37c295337469025d42ec59068188d0ddee2d2d

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
SignaturePQNR4sdTwuhMLZL0i7TB01HCLCJahiFds86U/aJcr967e96BNzyZt+cu1sijTOFeFEvV2nY+vbLe8LKa4qYnAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:50.194129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102482
observed c9575388bcc41cdfc717ee00bb1f0973...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:50.176117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102482/manifest.json
observed 385200a5d2a2df2ee5b7fc328b37c295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:50.158334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102482/publication.md
observed eec1a7127640f86eaad31c2139efbefc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:50.136718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102482/publication.txt
observed 7bf7bf873fb4b4cafacbe3928e44e371...
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.