OpenTechnical

OT-2026-000059778

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

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-2026-000059778) never changes.

Identity and time

Publication numberOT-2026-000059778 · never reused
Internal UUID01a0ae89-ec25-7a7e-a1fb-1c211573b140 · 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-2026-000059778
StatusPUBLIC

Content hashes

Canonical text53d1df18779299897e87af3b87b10d91c19e9d4e9398d4cf06de6721f255de7c
Markdown09c02c7d8ed22aacf362f0512e99c7b744c2eaadf90f3f770ee35532ac082ab7
PDF
Publication pagea5b4177ef7371dbed235a16d4ef38d7c3345306c51088f0ff9100f0c76684cda
Manifest8117fbb62b1230518577f8163f0cb98789e98e20baf8d6aaf129d04528464f50

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
SignatureWHe1oXB0VJfe/dXnilOsBXMdW4VqwnlIUTk6osSFF3QOezKae/AmMetMKhR9Y5QdMab6jQr6wVVocQHz2s6XDw==
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

2026-09-17T10:44:30.441438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059778
observed a5b4177ef7371dbed235a16d4ef38d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:30.424251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059778/manifest.json
observed 8117fbb62b1230518577f8163f0cb987...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:30.406935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059778/publication.md
observed 09c02c7d8ed22aacf362f0512e99c7b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:30.389886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059778/publication.txt
observed 53d1df18779299897e87af3b87b10d91...
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.