OpenTechnical

OT-2026-000060713

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000060713) never changes.

Identity and time

Publication numberOT-2026-000060713 · never reused
Internal UUID01a0ae8a-b7ce-71dd-8e4f-ee100f30c9fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060713
StatusPUBLIC

Content hashes

Canonical texteeb544c20346bf1155603c64f4a968e3ca19a16335f9b0d66fc20c43f043460b
Markdownab27ea3a4c1cb39da9139b3e05a2637d06cfe478e5d5e4f3b4c32349bf1f3779
PDF
Publication pageecc770299e1469773683187cc4de24a9052b5edc928c6fec8eb93dd3e7810278
Manifest2aa8f37344ac31e1cdb28283101fb0909f5c4c5a7fddeba2687a2324819db2e3

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
SignatureeF6lhn02SEZ69a96yzN2/GKgkbHak8E+W/D0ko9k6tVHIn+BqEonR5urupsTp9GjuHWlUGX1a4UOPqfASQ0vDA==
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

2026-09-17T10:43:21.769743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060713
observed ecc770299e1469773683187cc4de24a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:21.753263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060713/manifest.json
observed 2aa8f37344ac31e1cdb28283101fb090...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:21.737266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060713/publication.md
observed ab27ea3a4c1cb39da9139b3e05a2637d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:21.719155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060713/publication.txt
observed eeb544c20346bf1155603c64f4a968e3...
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.