OpenTechnical

OT-2026-000033673

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, pulsed 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-2026-000033673) never changes.

Identity and time

Publication numberOT-2026-000033673 · never reused
Internal UUID01a0ae75-a390-765e-a297-779bb67bc202 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033673
StatusPUBLIC

Content hashes

Canonical textf0cbd4042529724e608fd9132b8337a833162a6cce0102b75d959ac8bb0d3eb8
Markdownc03990659cdefe49fde073485ad7bf0fe22bcabb03e8b7af1ac23fbd3c08e834
PDF
Publication page9506f021c8872ebb390b89da3d167cd266ae206fe8c41af89474670d30c8c6d8
Manifest9dad14351fab5bb80018a24db1bc6b4b61fc07e5566c2bb6a08edc7b380cb622

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
SignatureO8PEt4EiXZSkXMwidLtIZkIOqvC7LG4LWMJN1xMECa62WjgQwn0U/8TJ5WVtdMLVmA4sT1LXcVmhi87/6KTZAA==
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

2026-09-17T11:31:39.800471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033673
observed 9506f021c8872ebb390b89da3d167cd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.782186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033673/manifest.json
observed 9dad14351fab5bb80018a24db1bc6b4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.764110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033673/publication.md
observed c03990659cdefe49fde073485ad7bf0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.747075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033673/publication.txt
observed f0cbd4042529724e608fd9132b8337a8...
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.