OpenTechnical

OT-2026-000024178

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, sustained 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-2026-000024178) never changes.

Identity and time

Publication numberOT-2026-000024178 · never reused
Internal UUID01a0ae70-e8c7-7bb7-8767-55b244e95c4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024178
StatusPUBLIC

Content hashes

Canonical text1c0b5fab7079700435aa4f1827a74c619ab3aabf8d15a6085b58d3ff959f94e6
Markdown7b04349716986b1d9131e4642261b11d9484efb1a2da40e99160d38fded33436
PDF
Publication page23f5fd19af452949835fd90cb1f43510f72d60aac2794079090387c583aadbf5
Manifest7adcd893c475369870f80ca071505fddc230c46abf6cad7a0a6ec2b91339db52

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
SignatureibYQJOy4SSr/wXyJS+sMCpaQL39cu6B+7L/oBWlm5xjAZ5XvVDjWhMF4DUnFLvQ79Jb54JXBHTzXsx+v1UnVBg==
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

2026-09-17T11:48:37.965600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024178
observed 23f5fd19af452949835fd90cb1f43510...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.945773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024178/manifest.json
observed 7adcd893c475369870f80ca071505fdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.927930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024178/publication.md
observed 7b04349716986b1d9131e4642261b11d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.910405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024178/publication.txt
observed 1c0b5fab7079700435aa4f1827a74c61...
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.