OpenTechnical

OT-2026-000069486

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000069486) never changes.

Identity and time

Publication numberOT-2026-000069486 · never reused
Internal UUID01a0ae90-b52b-717f-bb94-4828be4c702a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069486
StatusPUBLIC

Content hashes

Canonical texte1b45b6bf2e86045c2453fecf5c96ca5235efae7b2d410e9261219e58da2b02c
Markdown601a7c74cb6a1967c98f48902b17d6803b6f60e5ac0a284f297fade75000c0d9
PDF
Publication page0a932a8b0a4c82e8b4a88a2413824327834c8b4a5ec4f89db907e362e0649823
Manifest6471e1d3d415b3d280688f19b07b117b0308b523a22a94ba517f9b75bdb4818c

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
SignaturenyZv/BLyt78tkJX1av+BiF7Kv3g3330T8HV60WYl7c/BVGXcjiYfdJgXDQpImGYF/vDz5q2ABGnT/5+gR2GhBA==
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

2026-09-17T10:30:33.986794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069486
observed 0a932a8b0a4c82e8b4a88a2413824327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.967400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069486/manifest.json
observed 6471e1d3d415b3d280688f19b07b117b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.948650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069486/publication.md
observed 601a7c74cb6a1967c98f48902b17d680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.931504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069486/publication.txt
observed e1b45b6bf2e86045c2453fecf5c96ca5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.711199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069486
observed 0a932a8b0a4c82e8b4a88a2413824327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.691692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069486/manifest.json
observed 6471e1d3d415b3d280688f19b07b117b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.672542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069486/publication.md
observed 601a7c74cb6a1967c98f48902b17d680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.653285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069486/publication.txt
observed e1b45b6bf2e86045c2453fecf5c96ca5...
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.