OpenTechnical

OT-2026-000076952

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000076952) never changes.

Identity and time

Publication numberOT-2026-000076952 · never reused
Internal UUID01a0ae94-b071-7323-8593-eb38f6f7f28a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076952
StatusPUBLIC

Content hashes

Canonical textcb9ff99339c0fc78728242cf7df4144a64845270348017eb47f7e5fa3a156fa5
Markdownb51f14e97a87cd4783f75a1a271637a385d5b1917ecb55dcf7485fa6299a28ef
PDF
Publication pageabd22a43b72f71d8df5de6b5850bed17f88bd706321d44627cbda8c2766d1355
Manifestc308c9a24d3415266997be5c9cb7835c0e2029414c64da8e527568cbd61f867a

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
SignatureXj29zW/NJUlL/IX89k8TA6Hr7t7uGon0/BNgHrLWfaE2rD3wPqUX6Am//qkVdeo4RWrEhkCcTxRNkRFIg7QYDw==
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

2026-09-17T10:10:07.494877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076952
observed abd22a43b72f71d8df5de6b5850bed17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:07.471836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076952/manifest.json
observed c308c9a24d3415266997be5c9cb7835c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:07.451243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076952/publication.md
observed b51f14e97a87cd4783f75a1a271637a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:07.307043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076952/publication.txt
observed cb9ff99339c0fc78728242cf7df4144a...
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.