OpenTechnical

OT-2026-000082598

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000082598) never changes.

Identity and time

Publication numberOT-2026-000082598 · never reused
Internal UUID01a0ae97-8cc8-7cd3-8c3c-f0bb518c5564 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082598
StatusPUBLIC

Content hashes

Canonical text41cef836bb1d9e358a264a63e5e4f1e2a39037382de66774f29a6f04268491c6
Markdown8806771dd106857fec1abfa46e5d92545c2be285c43de6d623b2247a7297ab27
PDF
Publication pagedc00e902371c1815d5afd06ccf5cabefe04317ed8ff10e74016de531a738b5c2
Manifest7d0c71c0e8f97957a5bb44790916f28bbf68fb017e8e6d813b8a762230761222

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
SignatureyYk1dO/qoi546sJmgwvjvxglZf1MM26sTcpQfTy14LTSKFC4elsJz/DcxPdb10UXBUCyZRaTkRKgA0KbSpfvCQ==
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

2026-09-17T09:58:02.491190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082598
observed dc00e902371c1815d5afd06ccf5cabef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:02.476093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082598/manifest.json
observed 7d0c71c0e8f97957a5bb44790916f28b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:02.460021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082598/publication.md
observed 8806771dd106857fec1abfa46e5d9254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:02.443997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082598/publication.txt
observed 41cef836bb1d9e358a264a63e5e4f1e2...
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.