OpenTechnical

OT-2026-000061643

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000061643) never changes.

Identity and time

Publication numberOT-2026-000061643 · never reused
Internal UUID01a0ae8b-7b45-77eb-9b92-3b9bee7fad61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061643
StatusPUBLIC

Content hashes

Canonical text3e11c3a152654ed112e8522bc5b1f530f1f87e611de32068722ca67e90083e5a
Markdown3f59ae3cf69aeada10cb5a0507d27b7c67c382bcf79c7445cc867d3d0f78f784
PDF
Publication pagee419426376b4530c9523192fb1e41b520c4174f9b3a113c4c9c2938e8afbe2a4
Manifestc8becec54ed84515ac3afc5337b1e4a11322035cac79760146208af2b2334569

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
SignatureQznoZR6Xnp9FSeEZ+uNdLQvEPb+SqkI31ET+iVkIjCHu/uAMEvo8OgR/AchBYTcgkq0aUROafVhAGB5a//fJBQ==
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

2026-09-17T10:41:35.089232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061643
observed e419426376b4530c9523192fb1e41b52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:35.068164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061643/manifest.json
observed c8becec54ed84515ac3afc5337b1e4a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:35.049042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061643/publication.md
observed 3f59ae3cf69aeada10cb5a0507d27b7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:35.030457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061643/publication.txt
observed 3e11c3a152654ed112e8522bc5b1f530...
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.