OpenTechnical

OT-2026-000055358

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000055358) never changes.

Identity and time

Publication numberOT-2026-000055358 · never reused
Internal UUID01a0ae86-a101-70ba-bb99-2609270c6378 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055358
StatusPUBLIC

Content hashes

Canonical text185ba12bf6d897c3addedb5d6c7ff82a1f060b761c4ea36ff30efd262b3e2c41
Markdown9ce5a001ea9a34aa19358cc3e02941f584fcb38a65d086a2b8a2023b3f98c54b
PDF
Publication page3cdc823a6ed96493f45fde662c4d8e6a6a93104ae1575aafda539b70a2579565
Manifestbb0d97c342cb435a497feff829f20890dea1829147dbce5c467ff2ca63109c7e

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
SignatureM/0JliuJLmHCMEwBhUZOWflOLpHln5pcgmJ5mH+/jG9VAlULFmuCjkHxuuljx/MoYmW04BUPMQv+O4nRG4tRCA==
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

2026-09-17T10:51:59.168815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055358
observed 3cdc823a6ed96493f45fde662c4d8e6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.150887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055358/manifest.json
observed bb0d97c342cb435a497feff829f20890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.132905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055358/publication.md
observed 9ce5a001ea9a34aa19358cc3e02941f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.115912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055358/publication.txt
observed 185ba12bf6d897c3addedb5d6c7ff82a...
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.