OpenTechnical

OT-2026-000024774

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000024774) never changes.

Identity and time

Publication numberOT-2026-000024774 · never reused
Internal UUID01a0ae71-2726-784b-8a9a-98d96f416c54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024774
StatusPUBLIC

Content hashes

Canonical text81eac243c55057b81e411b3b1cbcf23f653799bb8d5e7f9e1e908a9b7f5ea733
Markdownd8f2151ee70e96dabcdd5ab6148d9225741edee582e6563edeabb54787c3950d
PDF
Publication pagecc4327253d9ec73a59c47c1657d05e0e38966b0ae17504ce44a84306e2ec9025
Manifest5bf5d85f5e58e5f19ee67a32d70c00cbc9765060bc228fe04f75c815e47a0cf0

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
Signature8GNUZZRAm+8iPyhMF2Fpc2RtNFbRhQ5SeYDhQbNlggmHJBiL+baacGyQjjcETAr2ZsJofDR6rw4NErx4eONTCQ==
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

2026-09-17T11:48:02.535416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024774
observed cc4327253d9ec73a59c47c1657d05e0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:02.518617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024774/manifest.json
observed 5bf5d85f5e58e5f19ee67a32d70c00cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:02.502915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024774/publication.md
observed d8f2151ee70e96dabcdd5ab6148d9225...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:02.486172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024774/publication.txt
observed 81eac243c55057b81e411b3b1cbcf23f...
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.