OpenTechnical

OT-2026-000024602

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000024602) never changes.

Identity and time

Publication numberOT-2026-000024602 · never reused
Internal UUID01a0ae70-e8cd-7a56-ba37-e3459f8e4079 · 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-2026-000024602
StatusPUBLIC

Content hashes

Canonical textf39213fd5c3e09f218f70d1253020952e9859b1482fd941ab26366aa0f128328
Markdown2535decc7a88fbbdd40c08dc2d42f03857b3fc852cc3078cc3805685e6563f67
PDF
Publication pagef004c1fe86d6ea398f39a549e2e574db03cd35a5d93eadaa49aad65c0339f427
Manifest28f699d94515f2b6d113387273d3ab752ede72afd7e05e3b33e2753d4ee0efc6

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
SignatureOp5R4xlTk/xSmChD9uudnKjSpJ5I0KKUjPtapqMsoJ1zoDHnGiCFRXsFSgo+UpP4uZlowZT+7YnWZV2nXUTKCw==
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

2026-09-17T11:50:46.658309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024602
observed f004c1fe86d6ea398f39a549e2e574db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:46.638253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024602/manifest.json
observed 28f699d94515f2b6d113387273d3ab75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:46.618192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024602/publication.md
observed 2535decc7a88fbbdd40c08dc2d42f038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:46.600485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024602/publication.txt
observed f39213fd5c3e09f218f70d1253020952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:47.807306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024602
observed f004c1fe86d6ea398f39a549e2e574db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:47.790282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024602/manifest.json
observed 28f699d94515f2b6d113387273d3ab75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:47.772670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024602/publication.md
observed 2535decc7a88fbbdd40c08dc2d42f038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:47.753498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024602/publication.txt
observed f39213fd5c3e09f218f70d1253020952...
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.