OpenTechnical

OT-2026-000062098

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000062098) never changes.

Identity and time

Publication numberOT-2026-000062098 · never reused
Internal UUID01a0ae8b-b8b0-7aa3-87b8-b786e6fd2931 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062098
StatusPUBLIC

Content hashes

Canonical text02209b6565d9efe7ca57b56d9559f25d53bffa8f102a7a996b7d4c09d0319d70
Markdownfff4cd7df697c7a549356d8ba8d67d6b356c690ed554c8f35a837f7aff105cfb
PDF
Publication pagea66593f95cb6a612370da7c0816613c343fafa44ef7911d3b435994dec1a42f5
Manifestc4c43452714635b37f9e19dea3089763d31fdc76cddf6812457ac422dc32e615

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
SignatureLGwLuNz7W3RSY8X28K2bl17nIMHq/8N7CiGkaFT7ceBpYhMh+2QCjiYmN6lItfXkFJjEp8ynNmeICRHBthCAAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:09.314120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062098
observed a66593f95cb6a612370da7c0816613c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:09.295743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062098/manifest.json
observed c4c43452714635b37f9e19dea3089763...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:09.277127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062098/publication.md
observed fff4cd7df697c7a549356d8ba8d67d6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:09.259659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062098/publication.txt
observed 02209b6565d9efe7ca57b56d9559f25d...
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.