OpenTechnical

OT-2026-000056294

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000056294) never changes.

Identity and time

Publication numberOT-2026-000056294 · never reused
Internal UUID01a0ae87-4bd1-7548-b031-d39fc4bdf447 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056294
StatusPUBLIC

Content hashes

Canonical textb6860551990bef9956a4d80c397235747420ae2ca6427a8683852953314e2b66
Markdown58dded54c70eb9546b051049ac50c287e8520c5205669c0b4dad6e598b0991ca
PDF
Publication pagef420ad773a2f9026f435671d62d318d3577b26d3ca561967874bd6aa3dc818b7
Manifesta7fe865e3f3f6a99cbeb42a8e81bd830c228cf25e379809b2afaaa8f2e4c073b

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
SignatureporKOUHABCwSeB8HbdC6xFqHVA93uPDjG3TQcAZGnxPgy0g9N6xcgge5+gLHhyKoyILQp1ETaOdhxjOIq/VxDw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:47.216656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056294
observed f420ad773a2f9026f435671d62d318d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:47.198486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056294/manifest.json
observed a7fe865e3f3f6a99cbeb42a8e81bd830...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:47.177884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056294/publication.md
observed 58dded54c70eb9546b051049ac50c287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:47.159897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056294/publication.txt
observed b6860551990bef9956a4d80c39723574...
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.