OpenTechnical

OT-2026-000080652

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000080652) never changes.

Identity and time

Publication numberOT-2026-000080652 · never reused
Internal UUID01a0ae96-7e79-7df3-b2e7-7786aff434a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080652
StatusPUBLIC

Content hashes

Canonical textca134a4c203b9d0056d0b7002fccbd1ca77bb6890d8cee99b7d4282f2eef92ff
Markdowne499b494e5b19f6c272c82099f40f8a2dcafe61315a0c73a5057b41165642374
PDF
Publication pagefaa174346199b22d889eea6141977c9304a7b849c875c4d3b0009a43fd2b8e0c
Manifest5f12b0fc17847a122905acc033c2958d4ea41f1f76aa962241f6c9aff13341ee

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
Signaturel2IpMrkaXUh/RnHLsTBjnBDwyWzSX2wOGEU0rG9xQR7QbUq8tDn2XhaHAnNZil0uXxdEE5B3e8lnIG7FpzRmBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:19.366966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080652
observed faa174346199b22d889eea6141977c93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:19.340979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080652/manifest.json
observed 5f12b0fc17847a122905acc033c2958d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:19.316856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080652/publication.md
observed e499b494e5b19f6c272c82099f40f8a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:19.287727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080652/publication.txt
observed ca134a4c203b9d0056d0b7002fccbd1c...
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.