OpenTechnical

OT-2026-000087327

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000087327) never changes.

Identity and time

Publication numberOT-2026-000087327 · never reused
Internal UUID01a0ae9a-cd4e-7698-bb9f-feb9167d86ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087327
StatusPUBLIC

Content hashes

Canonical text3d95e60cc68145643fb0d1989ee249b012304ee108331e630b3e823d72265c63
Markdown21725e78340cd4d8c01c45246c32fba8638f800cba95c74aaf78a7cdbe58289a
PDF
Publication pagedec31e40c222626a173bf6b7d0cf6f0b46acf4461d35945825dd9b3fa1f9a9e0
Manifest866eb9129036ede819752ccf3e110ab93a59f9a442c08802aca7cd811a4d3cc2

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
SignatureG69Is+5tXF8cfs8wPS3j9dna4rfDkvCr2PjfReExf7w+Cto51bVXHnEfInqO5tfbM1yxj8keub8XLit6SYafDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:29.674109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087327
observed dec31e40c222626a173bf6b7d0cf6f0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.672401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087327
observed dec31e40c222626a173bf6b7d0cf6f0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.656118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087327/manifest.json
observed 866eb9129036ede819752ccf3e110ab9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.654758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087327/manifest.json
observed 866eb9129036ede819752ccf3e110ab9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.633854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087327/publication.md
observed 21725e78340cd4d8c01c45246c32fba8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.632865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087327/publication.md
observed 21725e78340cd4d8c01c45246c32fba8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.614613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087327/publication.txt
observed 3d95e60cc68145643fb0d1989ee249b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.612513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087327/publication.txt
observed 3d95e60cc68145643fb0d1989ee249b0...
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.