OpenTechnical

OT-2026-000043050

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000043050) never changes.

Identity and time

Publication numberOT-2026-000043050 · never reused
Internal UUID01a0ae7b-3278-79f2-a3be-11f2513fe5ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043050
StatusPUBLIC

Content hashes

Canonical text647bc4813685d34eaf0290134743be4b4df8331cbebda5907df79f03a92eb399
Markdownecb0c780e3f602c50f9954e6b68a685b8347d0aea9a6ef84517214ee5e2ac937
PDF
Publication pageb63f8a770754390fda4e15f859685e8596c101ba19af17b11382774537398cb3
Manifestfc16c0963e13bc73e2e66374084119f8439a688c52544e0f76ba28b0595340d8

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
SignaturexSorBHT/3B9m0WR8DqHu678ysW7sWR+3tFEprB/ZB4ma1RpReg7po8j7R6rrcb6RcgOiubvhxoyuVikh2Ay6AQ==
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

2026-09-17T11:13:27.375479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043050
observed b63f8a770754390fda4e15f859685e85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:27.357535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043050/manifest.json
observed fc16c0963e13bc73e2e66374084119f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:27.336763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043050/publication.md
observed ecb0c780e3f602c50f9954e6b68a685b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:27.317018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043050/publication.txt
observed 647bc4813685d34eaf0290134743be4b...
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.