OpenTechnical

OT-2026-000060369

Publication integrity record

Single cup vacuum gripper, two 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-2026-000060369) never changes.

Identity and time

Publication numberOT-2026-000060369 · never reused
Internal UUID01a0ae8a-5a75-765e-9d59-b51622e6ec80 · 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-2026-000060369
StatusPUBLIC

Content hashes

Canonical textc4ed5f92be0abda470edc368b407141eecc5039c12e7b6b157c9aaba5195a6fa
Markdownd266c060570662f08dcc79c9d91b8e03cccb2afb1af2ee5dac400e940e510d26
PDF
Publication pagec62a2af23928f95759d74bc5c6a817b6ad416bbb4ff16a14b7f4c33a3027932d
Manifest83e34c7888864eb57cd5ebb934d4ac7c5e73d5130bbcf63c936f31f917522773

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
SignaturesMhoRVwFSI+pZBeM3829ujYyJeEm7ZRRnef+Y9IEqx5GGjzczWEZ2Cvv9mSOiJSoQMblM5bsrhoWKkVaD2FtCQ==
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

2026-09-17T10:44:07.285489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060369
observed c62a2af23928f95759d74bc5c6a817b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:07.262566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060369/manifest.json
observed 83e34c7888864eb57cd5ebb934d4ac7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:07.238327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060369/publication.md
observed d266c060570662f08dcc79c9d91b8e03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:07.217143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060369/publication.txt
observed c4ed5f92be0abda470edc368b407141e...
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.