OpenTechnical

OT-2026-000076808

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000076808) never changes.

Identity and time

Publication numberOT-2026-000076808 · never reused
Internal UUID01a0ae94-b070-7cb9-a618-f3f7151e646b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076808
StatusPUBLIC

Content hashes

Canonical texte254582a1a3c625f113c0ec00b65c0902f9d92616b61b756ca89ca80d2ab0c7b
Markdown93f31405846091680aa87f65ae34e03125f71e2621bffc5f1fa45f919ba73724
PDF
Publication page1a27d2b66401d5f2e24208fb1331b50f245ccb7c840548bec3baf4bcbf3be82f
Manifest805bbbb8b4fcdaf39d13c252840e074197b92dabdf895040beb3fcdf36931aed

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
SignaturerkhLQe8n/3nEF2Hl8naPxHq9SDbJhQDcG4lm9GnZypaD1m+pqpRsF4jjnWJEXVAZxElemSElMsPH+uSdPer1Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:40.593360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076808
observed 1a27d2b66401d5f2e24208fb1331b50f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:40.575169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076808/manifest.json
observed 805bbbb8b4fcdaf39d13c252840e0741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:40.557330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076808/publication.md
observed 93f31405846091680aa87f65ae34e031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:40.536703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076808/publication.txt
observed e254582a1a3c625f113c0ec00b65c090...
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.