OpenTechnical

OT-2026-000059789

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000059789) never changes.

Identity and time

Publication numberOT-2026-000059789 · never reused
Internal UUID01a0ae89-ec25-7578-b3b4-d7c2966372b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059789
StatusPUBLIC

Content hashes

Canonical text71b5a7731a9b52dd0fd2b85eba93fea5015400ac6c548fc490370fdccf35a924
Markdown8226b65c0f14536bdc3d7696a26578984947bc38292e3637bb1c232f325823f9
PDF
Publication pagec54e0bf3ebcd68bdf9c16c73ea9c5f4279fd7a0150a9a795e88aad10c8f25bec
Manifest635613a8bc25a1420206b20048cde152be82a69cd24a08a7b30900e6522540c7

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
SignatureZi3EFbyXjLihs+9Ik97pjlSmntxaFMPWffWvsXG7EMsRMbqhgrGSVC79buCZ5ntDav80QV4WJ4gD2K/hFgh7DQ==
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

2026-09-17T10:44:31.260706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059789
observed c54e0bf3ebcd68bdf9c16c73ea9c5f42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:31.243246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059789/manifest.json
observed 635613a8bc25a1420206b20048cde152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:31.223148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059789/publication.md
observed 8226b65c0f14536bdc3d7696a2657898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:31.204851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059789/publication.txt
observed 71b5a7731a9b52dd0fd2b85eba93fea5...
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.