OpenTechnical

OT-2026-000048500

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000048500) never changes.

Identity and time

Publication numberOT-2026-000048500 · never reused
Internal UUID01a0ae80-4de5-7b64-8f66-5bc7e55e66c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048500
StatusPUBLIC

Content hashes

Canonical text6841fc70664b016d888ff01c7b80f4190043658965465843138137f6de632070
Markdownd55e45ff3c36ac6002587993c7cf204e5200b419a5302da4e4731fa060c643c3
PDF
Publication page3215d7174193936176caeb1928893893fb7759e85dd90466ac1f44e4d2e1c94a
Manifestf8c3ce095efb53a22edccf4b1659719119bc1f294836e9347b686e1232fc769c

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
Signature8mMZoISFQQSjm9un9s7weE8rYgzabXcp/aCj4MFRktnxKFP2QzLxPGqxacsxYocuBhAH+OCPhIWHNYWqbd4kCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:05:10.451066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048500
observed 3215d7174193936176caeb1928893893...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:10.430939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048500/manifest.json
observed f8c3ce095efb53a22edccf4b16597191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:10.411528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048500/publication.md
observed d55e45ff3c36ac6002587993c7cf204e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:10.390764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048500/publication.txt
observed 6841fc70664b016d888ff01c7b80f419...
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.