OpenTechnical

OT-2026-000050545

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, vented before set-down

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-2026-000050545) never changes.

Identity and time

Publication numberOT-2026-000050545 · never reused
Internal UUID01a0ae82-5c49-74e8-bdbc-bb62072ccb5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050545
StatusPUBLIC

Content hashes

Canonical text700d8f9d350bde0adf8729aaddc93a10ceb71783020de22736490eb99ab96a7f
Markdown488550599e54d7c89ae6489ef8e6a89abaa0ac69e45639e57978de17b08a62cb
PDF
Publication page68256e7ae45dec72f30829a27fe4de89e4c5a32987279bffef4b74480b60db1c
Manifestf8e1dfcb33f463546396ee32d824ae3136ede222eac818cd199c26fb4856945c

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
SignatureBikitSuoATTYg8JEXoCNLJQJ18+g0AKlT/chkMGFr/6XibmyMDRlXkqWVzJp4Io8fYHMgpYreQR8qaHez7+2CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:38.541870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050545
observed 68256e7ae45dec72f30829a27fe4de89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:38.527175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050545/manifest.json
observed f8e1dfcb33f463546396ee32d824ae31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:38.510930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050545/publication.md
observed 488550599e54d7c89ae6489ef8e6a89a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:38.493879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050545/publication.txt
observed 700d8f9d350bde0adf8729aaddc93a10...
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.