OpenTechnical

OT-2026-000056627

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, supply line 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-2026-000056627) never changes.

Identity and time

Publication numberOT-2026-000056627 · never reused
Internal UUID01a0ae87-7af5-7a44-8fca-c4202617ce03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056627
StatusPUBLIC

Content hashes

Canonical textecf2e4d33d91d7be0e3b2820bd7efdf24162ec63d0928895023fee7c020223c2
Markdown95a4fa82d19b997f50360b2b161a15d2b5ae80d85cfda983ee1b5b885011d422
PDF
Publication pagef9ad91e05ec4f7feb160f37d3ccf628d9f3e2829a3142c7f5b4a95d8dd3911b3
Manifest050198fc7b92233ab35253937d84d3016734d4854df12759a15f36fdb51a3cde

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
SignaturetP48dN7i3yTTePmZnOaa7zFIZG7f4B4iNCK9F47dA6Pv3wwsDdIroOLunbio/ljSDPPCBEgF5syyd7XNh0jZAw==
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

2026-09-17T10:49:59.071290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056627
observed f9ad91e05ec4f7feb160f37d3ccf628d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.053430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056627/manifest.json
observed 050198fc7b92233ab35253937d84d301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.035731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056627/publication.md
observed 95a4fa82d19b997f50360b2b161a15d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.017703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056627/publication.txt
observed ecf2e4d33d91d7be0e3b2820bd7efdf2...
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.