OpenTechnical

OT-2026-000059830

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000059830) never changes.

Identity and time

Publication numberOT-2026-000059830 · never reused
Internal UUID01a0ae89-ec25-7f8a-a527-76bd4180e1e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059830
StatusPUBLIC

Content hashes

Canonical text785c7d5afb8c812f958e2f548daed3b94aee71b82bec3610642274e9c8da9f43
Markdown4d37c4b38d49ed1025612c93d6f26673679c61bdedb6ee88c2ed07d891f8f28c
PDF
Publication pageb71e50e4d21875d83296e0273d1f87005c752438b16290c54aa659cdb45de1e4
Manifest435dc02fb8b23b00cc55a58fbdac29db8e97357ec4c79ac12d9a3e30708d0db2

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
SignatureDkwwnOVzKKHT0RFP8R/NXVwg8qUxtvEjbnyy9FgsjR5Wei1yluOabxd/jH0b11/xnGkiyiKrtzNMav1cTJZMAg==
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...

Independent retrieval

2026-09-17T10:44:34.549917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059830
observed b71e50e4d21875d83296e0273d1f8700...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:34.531056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059830/manifest.json
observed 435dc02fb8b23b00cc55a58fbdac29db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:34.513784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059830/publication.md
observed 4d37c4b38d49ed1025612c93d6f26673...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:34.494910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059830/publication.txt
observed 785c7d5afb8c812f958e2f548daed3b9...
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.