OpenTechnical

OT-2026-000060077

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000060077) never changes.

Identity and time

Publication numberOT-2026-000060077 · never reused
Internal UUID01a0ae8a-5a71-781f-bcf6-dc2578d6d3f8 · 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-2026-000060077
StatusPUBLIC

Content hashes

Canonical text55e28b888a732b19cac9696dc771d4c998e197d35cd5053b6cacb377b607d22b
Markdown843df8e91e7390951a30c0d4e5d12fe77300af359346a57e58b98a99d6d525b6
PDF
Publication page66b4e7697f446a52527dbdaf90a185a7a6951b82a6a24f095d5a7d73bc6e1df3
Manifest9ea75c2a0a782e98339f2c9d3d530ba247f872780b864ccf80980b1c4e8a27ec

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
SignaturemCraqSZNtQ2b1VmXnF9aXNDhHBYOYHDTiNJBvxRcwLdCVefPG1OkP98PC7mo0BzkXha8tZwfkfLXe3WTOWfACg==
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

2026-09-17T10:43:42.708318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060077
observed 66b4e7697f446a52527dbdaf90a185a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.689533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060077/manifest.json
observed 9ea75c2a0a782e98339f2c9d3d530ba2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.669627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060077/publication.md
observed 843df8e91e7390951a30c0d4e5d12fe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.650366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060077/publication.txt
observed 55e28b888a732b19cac9696dc771d4c9...
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.