OpenTechnical

OT-2026-000070696

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two 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-2026-000070696) never changes.

Identity and time

Publication numberOT-2026-000070696 · never reused
Internal UUID01a0ae91-8c2c-7178-a010-daed00ed7436 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070696
StatusPUBLIC

Content hashes

Canonical texta509eda0a5f53758d7e8d98685dd510e4abf6e6270202429e6347d69c91e6c15
Markdownff85aa639e331b1ed7a28d19a836484f43153fd70988e6e4eb44b3f0913fe861
PDF
Publication page8a557c4f1b5c342b9d86733344e104ac321b14ec7a5371515c2b12d50dccf661
Manifestf2884501568ac0e513f4bdbd08f35e2865ad21ea090b4ac68e489a40cb284aad

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
SignatureEgPVbROBd2m2nyZstV/i1aSc+VRk6X+mvOqWNRJiK6WE8ph8alsG9vAmgPct5Q4iyhv+2x9/dHv8Aafa+MY3CQ==
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

2026-09-17T10:25:22.790041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070696
observed 8a557c4f1b5c342b9d86733344e104ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.771533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070696/manifest.json
observed f2884501568ac0e513f4bdbd08f35e28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.753151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070696/publication.md
observed ff85aa639e331b1ed7a28d19a836484f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.733249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070696/publication.txt
observed a509eda0a5f53758d7e8d98685dd510e...
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.