OpenTechnical

OT-2026-000060605

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000060605) never changes.

Identity and time

Publication numberOT-2026-000060605 · never reused
Internal UUID01a0ae8a-b7cd-76ab-adfa-3b77802d14be · 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-2026-000060605
StatusPUBLIC

Content hashes

Canonical text95deab887bc96ef6c02a57b5ff1b83bc4a0222076b13b349a86983851cedd887
Markdown8c2f5980f5529ac87438b5ace6bf499cd5c3ec16c6baecb217afea814b79156d
PDF
Publication page851991b71df04b6684c8cdd360cf6f34a474ba36d8cfbff51ea37592929086d9
Manifest1a17947ba64a861199d5884f45274f4ac80748101df3c5f9f40cc6f915a7dd22

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
SignatureyS/B9FpgGBbmM8pEG/csM+8bTRQg7maLr+C9sWC6ttZmTUbFSybNOxNoIhW0bZHeroX1LG31nmbii2Wsx1udDA==
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

2026-09-17T10:43:13.662817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060605
observed 851991b71df04b6684c8cdd360cf6f34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.646969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060605/manifest.json
observed 1a17947ba64a861199d5884f45274f4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.629788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060605/publication.md
observed 8c2f5980f5529ac87438b5ace6bf499c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.610825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060605/publication.txt
observed 95deab887bc96ef6c02a57b5ff1b83bc...
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.