OpenTechnical

OT-2026-000061896

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000061896) never changes.

Identity and time

Publication numberOT-2026-000061896 · never reused
Internal UUID01a0ae8b-b8ad-786d-8f7b-fbc615a449a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061896
StatusPUBLIC

Content hashes

Canonical text649d16261eaf01937cac362a0e725b73203f187c6d9b8daa2b15990252f43adc
Markdown20009cfd27b2902564fb0295819907095f84b991251ce13014cd14bc9a18e4c6
PDF
Publication page2d52c47afcf9eae6258f886d7a58620c3cd0e50af4f745dd2ac136e47290d964
Manifestd67a36cb60f33d3241da141a68304ae3ddb5fc4593f316b4545fd79f45bc1703

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
Signatureo6XMTId7j++p9yBU8Pl62OEeE8YEvfcSsSfmUxlmlCgRgKu2xc474ufsEFJxnXhFyxccbFEeEgLWlK3ikyvTBg==
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

2026-09-17T10:40:46.136999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061896
observed 2d52c47afcf9eae6258f886d7a58620c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:46.117561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061896/manifest.json
observed d67a36cb60f33d3241da141a68304ae3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:46.097686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061896/publication.md
observed 20009cfd27b2902564fb029581990709...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:46.077953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061896/publication.txt
observed 649d16261eaf01937cac362a0e725b73...
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.