OpenTechnical

OT-2026-000060935

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000060935) never changes.

Identity and time

Publication numberOT-2026-000060935 · never reused
Internal UUID01a0ae8b-12f3-7b78-b0d0-b2d2cc9ecad4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060935
StatusPUBLIC

Content hashes

Canonical textb4aec87aa2946f001a0299fa79529c7802f75ceb76c9362097f72577ee4c3486
Markdown4738e53e91835e029032d068b99368d46dff6c5c02e932d8d830332a6b6739bd
PDF
Publication page53f67e485a25f90d852c5f791b7144f45f03515186d4d3b6c9e3e0b5dbe154c8
Manifest4c2bb9bc82090f5fca2267c69015a8d05b84040fe575cf58fbf5125ae9adc1a0

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
SignatureVVRYtN5AAp6+yOTcOW0XW8bYk71VavalIaUBDeZjH4TutXB/hJbvS+NExfWu8EQa1MYBPRgv6PfweHyY2RjKAw==
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

2026-09-17T10:42:12.425784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060935
observed 53f67e485a25f90d852c5f791b7144f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.405936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060935/manifest.json
observed 4c2bb9bc82090f5fca2267c69015a8d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.386697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060935/publication.md
observed 4738e53e91835e029032d068b99368d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.369393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060935/publication.txt
observed b4aec87aa2946f001a0299fa79529c78...
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.