OpenTechnical

OT-2026-000062639

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000062639) never changes.

Identity and time

Publication numberOT-2026-000062639 · never reused
Internal UUID01a0ae8c-0ac1-72d4-9b02-008ae29cd728 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062639
StatusPUBLIC

Content hashes

Canonical text5496e1cc772bd7f776c8e4b790b911bafcccdd7c0ccb97c84e0b1e5fa28ed1e8
Markdown1b5e96b4384a5465a5b0591d70a637df493d210d743749275df4602ee23bb462
PDF
Publication pagec57c7be8c85a654b65cc4ce1e81d97a708f639e3104c13f9f8b55c4e70106c8f
Manifest6e42d7d952bea1d31afb39d7f5fd8b55615401d4a21fd7fbf7100ce14d5e080b

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
SignaturevsLbqU3bI4RdbHugFsofiiXw1KPHF60a9QY5qcyl0UN/L0EKY5D7OMbuQ76mqrVyvqyqewT5mezuyQY/VZpXDg==
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

2026-09-17T10:40:10.199374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062639
observed c57c7be8c85a654b65cc4ce1e81d97a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.175440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062639/manifest.json
observed 6e42d7d952bea1d31afb39d7f5fd8b55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.151203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062639/publication.md
observed 1b5e96b4384a5465a5b0591d70a637df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.129391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062639/publication.txt
observed 5496e1cc772bd7f776c8e4b790b911ba...
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.