OpenTechnical

OT-2026-000083878

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000083878) never changes.

Identity and time

Publication numberOT-2026-000083878 · never reused
Internal UUID01a0ae98-0418-7944-8c16-91b83adfd3b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083878
StatusPUBLIC

Content hashes

Canonical texta5044ef2c0c88d6a2e6a7c871a6bef6e23089cdbd9d7ebbd8db1e2c8b7d8aec8
Markdown5ba951599ca242aa549aeeadc525c954b26afaf77e9bddaf092590d7477cd9c4
PDF
Publication page8384226a893ea854316ed1f79b79de56fe2263fac60fd1d5cde71e1b8d78904d
Manifest689b22920b1d3f3fbc26c6cee1603570a51eb74b4ba72e633c2521845a065404

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
SignaturecQSh5rbQdh1KRU2Lmd7rFQnkqLAdZRYhGRG9FQQnByvwCZzZuM5uS7ExsuyoE3fCqeYh9gb+rAIE4BZPGnimBA==
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

2026-09-17T10:00:13.217641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083878
observed 8384226a893ea854316ed1f79b79de56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:13.184235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083878/manifest.json
observed 689b22920b1d3f3fbc26c6cee1603570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:13.161997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083878/publication.md
observed 5ba951599ca242aa549aeeadc525c954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:13.043107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083878/publication.txt
observed a5044ef2c0c88d6a2e6a7c871a6bef6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:32.545418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083878
observed 8384226a893ea854316ed1f79b79de56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:32.529511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083878/manifest.json
observed 689b22920b1d3f3fbc26c6cee1603570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:32.511592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083878/publication.md
observed 5ba951599ca242aa549aeeadc525c954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:32.493757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083878/publication.txt
observed a5044ef2c0c88d6a2e6a7c871a6bef6e...
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.