OpenTechnical

OT-2026-000060918

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000060918) never changes.

Identity and time

Publication numberOT-2026-000060918 · never reused
Internal UUID01a0ae8b-12f2-772e-abc3-bae5061b2762 · 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-2026-000060918
StatusPUBLIC

Content hashes

Canonical textf241155f2bd8deb0dfad210df54e52847d6d2ff861538bc6d5f7410391414d16
Markdown2f1189e829932beb1819ce9d47e920dc4c86f28fe2258ca8a113fc2d82a7b459
PDF
Publication page964050320b4831f509dabe99b833e7aba340ba3649d06b2368c0a3765239cc15
Manifest5f2f572ab6e3f7464e1a3dc7db81595f90f7aeefba8648e6a434aef45e53d16e

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
Signatureo0zBuMvkQqxQxpy+kJZ+cFqmPeb/c9mhEzKav5Vv8Xob1VbM/4Lx+de7Q8ylJ4iS9qE7gG/Hdp9imgFH4u0PBw==
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

2026-09-17T10:42:11.095690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060918
observed 964050320b4831f509dabe99b833e7ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:11.077523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060918/manifest.json
observed 5f2f572ab6e3f7464e1a3dc7db81595f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:11.060856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060918/publication.md
observed 2f1189e829932beb1819ce9d47e920dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:11.040721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060918/publication.txt
observed f241155f2bd8deb0dfad210df54e5284...
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.