OpenTechnical

OT-2026-000060469

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, vented after set-down

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-2026-000060469) never changes.

Identity and time

Publication numberOT-2026-000060469 · never reused
Internal UUID01a0ae8a-b7cb-70e3-b691-b625e42fd8b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060469
StatusPUBLIC

Content hashes

Canonical text798330a36aee63fe926ae09e0009a922541a9685ed9d0a65cc7095b7d3ee0d5d
Markdown7d8dc2be905fecfb354e377e75b56843e6a716fc3fdbb8f23aadf5e72155b91f
PDF
Publication pagec28925cef5547957c835eaec55301b73b65c9c6ae158f8a81af5e8a26f67d4c6
Manifest05ece794ae5e9245ca3bd6a260908724849669ce6f7679e5847472708431d2c5

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
SignatureZlPubRD6/u7ndBDi9S19vUhNXoVbo/jyBOiDhQxjNU4l7jT7ppADX7a/n8UUQF3lrdpRSh3P8X+2wsdu5J4XBA==
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

2026-09-17T10:42:57.487272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060469
observed c28925cef5547957c835eaec55301b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:57.466744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060469/manifest.json
observed 05ece794ae5e9245ca3bd6a260908724...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:57.447747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060469/publication.md
observed 7d8dc2be905fecfb354e377e75b56843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:57.429545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060469/publication.txt
observed 798330a36aee63fe926ae09e0009a922...
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.