OpenTechnical

OT-2026-000060054

Publication integrity record

Three pad foam 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-2026-000060054) never changes.

Identity and time

Publication numberOT-2026-000060054 · never reused
Internal UUID01a0ae8a-5a70-7486-b615-7d67e986cbea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060054
StatusPUBLIC

Content hashes

Canonical textc991684bccdfa37384fdd6346a218af1e1eb774b5c538e35d7e69e1f8ed6b86f
Markdowna9931a4e3d35cfcb92ac7355bc6ce9142c6edeb62e031e97e73963691f37beb8
PDF
Publication page4bf009b59ccfa1a14907ca1d3f987cfee397b3ccad600e7f99817ee9dbf9deb5
Manifest69b1fbf0440c890a2c5701f88f22886ebd96b58675f2dd85e5dd128fe28505d8

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
SignatureGcTvJMPRlESOa1/yAl/P340XCtJgWoL61BolFrb3ut4634ZYpjLpON2V5vTnkADqhgPMsqW/wIqPXhVeKUcgDQ==
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

2026-09-17T10:43:40.712565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060054
observed 4bf009b59ccfa1a14907ca1d3f987cfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:40.691991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060054/manifest.json
observed 69b1fbf0440c890a2c5701f88f22886e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:40.673468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060054/publication.md
observed a9931a4e3d35cfcb92ac7355bc6ce914...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:40.654321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060054/publication.txt
observed c991684bccdfa37384fdd6346a218af1...
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.