OpenTechnical

OT-2026-000088637

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000088637) never changes.

Identity and time

Publication numberOT-2026-000088637 · never reused
Internal UUID01a0ae9b-8f0f-72a6-94a8-b289c6d27b4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088637
StatusPUBLIC

Content hashes

Canonical texte6201df7b762c4b720f5a987014cf108e17b9ad4d8e60e174e64b6b7f97cb2ac
Markdown44039c3869d0b9c18316194aa8d5ef5ab27e86bb1b6050ccb824c07cc10b4169
PDF
Publication pageee4ee04cfd63f8305b01103c9168ef14f00ec889a129abe09c0e4d5fe68fac7b
Manifest7c6bbab1085da465cbc2d1e2bcfbc0c52de5df9232854697537e394063e0834d

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
Signaturen96hnFKHwkIA3IUw1rDUhKzE63ex/QDLxY8C+oM3mnjpZn1j17avKiAJNRF1kOPMcT1zbJLwSc6DGqPa08CoDQ==
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

2026-09-17T09:47:50.905964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088637
observed ee4ee04cfd63f8305b01103c9168ef14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:50.888990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088637/manifest.json
observed 7c6bbab1085da465cbc2d1e2bcfbc0c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:50.869534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088637/publication.md
observed 44039c3869d0b9c18316194aa8d5ef5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:50.848958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088637/publication.txt
observed e6201df7b762c4b720f5a987014cf108...
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.