OpenTechnical

OT-2026-000086628

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three 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-2026-000086628) never changes.

Identity and time

Publication numberOT-2026-000086628 · never reused
Internal UUID01a0ae9a-2c98-7ed1-8184-5cc906493425 · 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-2026-000086628
StatusPUBLIC

Content hashes

Canonical text34c5f7819093ead95292b5575f0e6525f1c4075da72fd59b61a2287b890deabf
Markdown9f1da2d736ae091ab838b549c645030da9ae91e7c34aae59eb18417e9db9aa19
PDF
Publication page651add1e3297c4540fcf42212e72aad16a6d50645ba0364605afdcce92278d74
Manifest58d2c75f0bc4c0a0647218294b4a80819a55a0a4889f03d14f6d2ab33f996d60

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
SignatureI2LBagxL9GAcVYcTPd8RZgw1TdlaSUcT07qfy/LIzlCfel6PWSL722UGPz62HL/zbk0tvUkERkuVYlWuh6YJAQ==
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

2026-09-17T09:52:28.892725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086628
observed 651add1e3297c4540fcf42212e72aad1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:28.876428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086628/manifest.json
observed 58d2c75f0bc4c0a0647218294b4a8081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:28.857947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086628/publication.md
observed 9f1da2d736ae091ab838b549c645030d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:28.840725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086628/publication.txt
observed 34c5f7819093ead95292b5575f0e6525...
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.