OpenTechnical

OT-2026-000073085

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000073085) never changes.

Identity and time

Publication numberOT-2026-000073085 · never reused
Internal UUID01a0ae92-c816-78f8-91f2-f7379a35936d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:10.336919Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073085
StatusPUBLIC

Content hashes

Canonical textf8430eb06c782ca39cc4ee4f3cd292ef5dd4b80a52c5a0710484a44243b78cd1
Markdownc2cd8dd7d0e90abaef9531350cc3255470b8e934fa32d287e0430d47db2dc292
PDF
Publication pagee53c5a257a7d90e6584503a4fcc6e1d5aab622f3489bfd1640db548f83cfb27c
Manifest102859bf0b167be9473668b87a6d47f5f4cabba83fc3871a1fccec52884b7ef3

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
SignatureMChaljtZW93g3cnrgwR1IfSR09k3vuZMORuE9G9vAARE+SVq6s6RYX1JFoO8eklqclQ1UC+T5QQOlWNwCvaSBw==
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

2026-09-17T10:22:02.243111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073085
observed e53c5a257a7d90e6584503a4fcc6e1d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:02.226981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073085/manifest.json
observed 102859bf0b167be9473668b87a6d47f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:02.209254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073085/publication.md
observed c2cd8dd7d0e90abaef9531350cc32554...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:02.191079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073085/publication.txt
observed f8430eb06c782ca39cc4ee4f3cd292ef...
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.