OpenTechnical

OT-2026-000086647

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000086647) never changes.

Identity and time

Publication numberOT-2026-000086647 · never reused
Internal UUID01a0ae9a-2c98-7c52-a5f0-2ed379fa208f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086647
StatusPUBLIC

Content hashes

Canonical text39e8ca8e0b2152b46a119cd6f376bc844068e1ad3bfa3b6dbe892a28654ec751
Markdownd322664afbdbfab661a983474f7bc10d7aa919fe9e3f02b270492f356978c518
PDF
Publication page853f4093d1e14b6377446c5024471b96df4e6c0e2be3ceef01da887645999829
Manifesta95b4504da3341dc4407636f2be977a70ba022fb76a65a096a25e12282af62c0

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
Signature0gq795NRTRvuI62an+v8Rh7OybLobqjUFlRLJQiBA4vOEh4B0Ww59CfB1fRy+kC2T9f4KWl3PaFJiiyalQLVDA==
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

2026-09-17T09:52:30.332645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086647
observed 853f4093d1e14b6377446c5024471b96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.315992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086647/manifest.json
observed a95b4504da3341dc4407636f2be977a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.299945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086647/publication.md
observed d322664afbdbfab661a983474f7bc10d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.282959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086647/publication.txt
observed 39e8ca8e0b2152b46a119cd6f376bc84...
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.