OpenTechnical

OT-2026-000053770

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000053770) never changes.

Identity and time

Publication numberOT-2026-000053770 · never reused
Internal UUID01a0ae85-735d-70f5-9dfe-519445ed92ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053770
StatusPUBLIC

Content hashes

Canonical textec821e0da163991c0251d02500f59d2122520caccb5657045b9bda6936e2f08c
Markdown82853a689729d6f31dbb4513575b1858a51fa5169b936ed530e05ae5577ccf1b
PDF
Publication page3429432ece9bcd4185457df0f1c44ab17ec3b7d0af022160ce2b088490076ccc
Manifestd087ece88e74bc5bd4ce2bc94a519064eaf5948da0448af6c08244a498baf9d4

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
Signaturem5X6NIFl4GXvLo79ZNT6FRTqDouwK3Q2x8DlaDyMdovFKJeVyFn6rPauLFJwOABGnxCZaVIRhO8BWmhrjeO3BA==
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

2026-09-17T08:40:25.493978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053770
observed 3429432ece9bcd4185457df0f1c44ab1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:25.474478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053770/manifest.json
observed d087ece88e74bc5bd4ce2bc94a519064...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:25.331022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053770/publication.md
observed 82853a689729d6f31dbb4513575b1858...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:25.305881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053770/publication.txt
observed ec821e0da163991c0251d02500f59d21...
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.