OpenTechnical

OT-2026-000049605

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000049605) never changes.

Identity and time

Publication numberOT-2026-000049605 · never reused
Internal UUID01a0ae81-8f7d-7b05-bbd7-2a7ca21282e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049605
StatusPUBLIC

Content hashes

Canonical text31732ccd22366c99e2157e5307330263c6cd9bd569891b87e7a109e8acbcc2a5
Markdown8b536fa53d4b459e47a97d5a7b6030c2afb2fcd5f98fc48a0a5b7312cf933b01
PDF
Publication page7f7842769ce1b0c9ab7b99740823f2cf14e180b94aea70caf7ca2b3fd7b0ee7c
Manifestd0338a690582a7358f4b98c338ad1482a5b13d7e93cdaf9d87bf86274b1c837a

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
Signature+qlrZ9TIgY/SFc5uQUpEyeI9CJoRRD5e7l7il1Mq3oi2/tmEJKw+p7WI+Df66wjpxB75FYhzD5uFRuo86Tx9BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:02:35.262326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049605
observed 7f7842769ce1b0c9ab7b99740823f2cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:35.240442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049605/manifest.json
observed d0338a690582a7358f4b98c338ad1482...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:35.219766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049605/publication.md
observed 8b536fa53d4b459e47a97d5a7b6030c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:35.200241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049605/publication.txt
observed 31732ccd22366c99e2157e5307330263...
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.