OpenTechnical

OT-2026-000062615

Publication integrity record

Foam pad 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-2026-000062615) never changes.

Identity and time

Publication numberOT-2026-000062615 · never reused
Internal UUID01a0ae8c-0ac1-7756-a115-9ab3ea3894ea · 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-2026-000062615
StatusPUBLIC

Content hashes

Canonical text9ea23b74e282ea881cc146bd235dee89fbffb2ed6105d8645a5b57b9f757b02a
Markdown0f017c3bb64f1d591884fc6eaf0142f6da3e0aef450d1adc7daad0949666c01a
PDF
Publication page41f6bab0249848d10e52466f250886d736dd65f0408e57237e24f2eb8d5dbe39
Manifeste6973ef6a7ae255161d17f81f32468fb9d6c87a93facca77159f8507a10aa98a

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
Signatureh3r8G+m/CEwl7rcJ3/eRjtatwx3zDNad8hX1goII2SMn40DQQJqOEes+sRumpJA2JZrkHqhYx6FS2UNmUu0yCA==
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

2026-09-17T10:40:07.253051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062615
observed 41f6bab0249848d10e52466f250886d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.233282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062615/manifest.json
observed e6973ef6a7ae255161d17f81f32468fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.211966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062615/publication.md
observed 0f017c3bb64f1d591884fc6eaf0142f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.188795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062615/publication.txt
observed 9ea23b74e282ea881cc146bd235dee89...
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.