OpenTechnical

OT-2026-000060274

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000060274) never changes.

Identity and time

Publication numberOT-2026-000060274 · never reused
Internal UUID01a0ae8a-5a74-74dd-8147-45aca92dc80c · 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-2026-000060274
StatusPUBLIC

Content hashes

Canonical text4adef27370395923f18d84625bfca703c10ef801919854123d4f0e6f6871fb36
Markdown2a91cc96553d4a5cf6cc208451bf2dc77a19eae1000f4ac63151f2620819aeea
PDF
Publication page9fe51de9638189b3311ffbecb7e1ff3e8b949380bbafc273548ab3cc7ba9b99c
Manifestbb894003de597709e5ccfd96ff6aeda5f8b4c89720801d1bdd3393ffb2fa41dc

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
Signature26Cimu380PTxdI0H+naGu0X2/7FKDsAtQ1EJT9eZ/pl86Qr8/00rmr0uaHWEl0UIq0JZaxx30O1AwUBZBHLjBA==
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

2026-09-17T10:43:58.624783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060274
observed 9fe51de9638189b3311ffbecb7e1ff3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:58.609032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060274/manifest.json
observed bb894003de597709e5ccfd96ff6aeda5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:58.591344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060274/publication.md
observed 2a91cc96553d4a5cf6cc208451bf2dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:58.573604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060274/publication.txt
observed 4adef27370395923f18d84625bfca703...
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.