OpenTechnical

OT-2026-000063933

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000063933) never changes.

Identity and time

Publication numberOT-2026-000063933 · never reused
Internal UUID01a0ae8d-53bb-7b01-9b6d-7c3f7b91ab9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063933
StatusPUBLIC

Content hashes

Canonical text3f48418b65e4536893a7db0da47ced9ce4b55a13249be0f7f0ba21407499f9bb
Markdownbb741c1933a10bdae41fe82800cc00b783d8b5e52460f65a51d28f7ec9e191e7
PDF
Publication pageccf0852e8011c74e0a4ce9c406fb60c9c1112b574074c7ef717c8ebca6a76cdb
Manifestd2c4a4c3eb66c1653df4489f4b7cb54a6fab3cf6b2cdc9beec81199caeec68f0

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+8flSGYfi+5kCkku8VW6iwlja8cf8bTRz0OTdholJyS6uULmg1uQXsJGmsnGFsJ7V076COATSTpiM8LE5SyNAA==
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

2026-09-17T10:36:59.267917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063933
observed ccf0852e8011c74e0a4ce9c406fb60c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:59.250496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063933/manifest.json
observed d2c4a4c3eb66c1653df4489f4b7cb54a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:59.231664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063933/publication.md
observed bb741c1933a10bdae41fe82800cc00b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:59.214083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063933/publication.txt
observed 3f48418b65e4536893a7db0da47ced9c...
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.