OpenTechnical

OT-2026-000061065

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000061065) never changes.

Identity and time

Publication numberOT-2026-000061065 · never reused
Internal UUID01a0ae8b-137d-7ebf-a7db-d2b0da59806f · 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-2026-000061065
StatusPUBLIC

Content hashes

Canonical text50ebe83fe0e4b88debb7139f9ba451946c82037f4c560b077420d7e49072cf3a
Markdowncf592eac4f67e7e7b3de4958cb46f319671b6a4842c642c6bf3d91c41fc59e9a
PDF
Publication pagec82054653eb27c0d99fc789c015e03bd9813880f517003d727c9654a941b5485
Manifest5867d0f4d1a5f10f9c43aaca53e5fa35a90baf0c165fbe30c187480ece912301

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
Signature0gbMDfK2HYDRqTd/tI2nPwqU7MHCiyaMw1VDa5zuwOzMPTZL1D3EI/7lKV91NyzDg11beSjQawNIvI8q3Wq0BQ==
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

2026-09-17T10:42:25.415666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061065
observed c82054653eb27c0d99fc789c015e03bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:25.398239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061065/manifest.json
observed 5867d0f4d1a5f10f9c43aaca53e5fa35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:25.378813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061065/publication.md
observed cf592eac4f67e7e7b3de4958cb46f319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:25.359627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061065/publication.txt
observed 50ebe83fe0e4b88debb7139f9ba45194...
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.