OpenTechnical

OT-2026-000014426

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, pulsed blow-off before 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-2026-000014426) never changes.

Identity and time

Publication numberOT-2026-000014426 · never reused
Internal UUID01a0ae6d-b27a-7a9e-9d9d-78296c1d30bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014426
StatusPUBLIC

Content hashes

Canonical textea3372b3efd87cf6a300409d9e1bf2cd22fbb6852e176bd795a287e67444b914
Markdowne6081dd54b442eaf73af3751754031048d49c097dad3821d4190e3ce86a07509
PDF
Publication page06546e2ce9bbcc3913a3db897bf3ca4c778ac0a4e97ab822f50b81657db591a1
Manifestf83144a200086451abc8e98fe9bc335c0e31a5ab38456bdbcb040381ba83118a

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
SignatureUtGF/BgktNb9iLwUCMj4kIwoF9vKND2Fzpj7Ya59/GIW0qb1lhqK4dw6S7I+N3ht0dWw4Mt4PIKaMQbhYkvXAw==
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

2026-09-17T12:10:11.671828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014426
observed 06546e2ce9bbcc3913a3db897bf3ca4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:11.651939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014426/manifest.json
observed f83144a200086451abc8e98fe9bc335c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:11.633874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014426/publication.md
observed e6081dd54b442eaf73af375175403104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:11.609773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014426/publication.txt
observed ea3372b3efd87cf6a300409d9e1bf2cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:17.533641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014426
observed 06546e2ce9bbcc3913a3db897bf3ca4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:17.515987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014426/manifest.json
observed f83144a200086451abc8e98fe9bc335c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:17.497094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014426/publication.md
observed e6081dd54b442eaf73af375175403104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:17.477871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014426/publication.txt
observed ea3372b3efd87cf6a300409d9e1bf2cd...
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.