OpenTechnical

OT-2026-000060961

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000060961) never changes.

Identity and time

Publication numberOT-2026-000060961 · never reused
Internal UUID01a0ae8b-12f3-777a-8d72-e44657548bf9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060961
StatusPUBLIC

Content hashes

Canonical textd0fd88d33789a9433ecb20dae0cae87d129322777947188aa93173ee9dc247e5
Markdowna5920c6ba27b5afe6fd87a2e883d48d344f0c23502adf247b66b83e154991cf7
PDF
Publication pagedd7a8b4608370d0cac20efdd89c6bc5676fd85e373b766c2ff3da858a1553fa1
Manifest35a20af87202902207aaa3755ed275698866d23b22b4459bee2957363d2869f4

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
SignatureFUQ4KAMwH21Hoqcoom9MtMLUyg344zwK+aawHRrxWtJx0F2lEqDvuSNFRPN2dE/nEP1ciR7TPV5UejFjFY0MBA==
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

2026-09-17T10:42:14.414278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060961
observed dd7a8b4608370d0cac20efdd89c6bc56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:14.398092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060961/manifest.json
observed 35a20af87202902207aaa3755ed27569...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:14.381241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060961/publication.md
observed a5920c6ba27b5afe6fd87a2e883d48d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:14.361769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060961/publication.txt
observed d0fd88d33789a9433ecb20dae0cae87d...
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.