OpenTechnical

OT-2026-000088708

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000088708) never changes.

Identity and time

Publication numberOT-2026-000088708 · never reused
Internal UUID01a0ae9b-8f0f-7653-873d-7a0d5bdc15f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088708
StatusPUBLIC

Content hashes

Canonical textaf47ac78aef2ceced3ddb3dd266bf577cf387752ebc8e8957dc525ddb1f12456
Markdown5ba194969290aa1d8260609c94087c58e64f63db8fddc01bece6231d7eb569df
PDF
Publication pageeda91d51ce75d7da126cb948c683c427bd3e252aa2b0a34df2b688e6a2006c53
Manifest65d0f610c3467cf21df87374c9a4fecde498364e520d5cb3a0ac89292fe4f59d

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
Signaturer4/VtwzdCnLgdphMVkWrd934xi2mrNqNBOl96w6XxI/LhMoACcXTQS9KYyg7wVAuXniqaGlfJpLgazANa+O1AQ==
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

2026-09-17T09:47:56.646425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088708
observed eda91d51ce75d7da126cb948c683c427...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.629943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088708/manifest.json
observed 65d0f610c3467cf21df87374c9a4fecd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.612973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088708/publication.md
observed 5ba194969290aa1d8260609c94087c58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.595174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088708/publication.txt
observed af47ac78aef2ceced3ddb3dd266bf577...
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.