OpenTechnical

OT-2026-000052454

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000052454) never changes.

Identity and time

Publication numberOT-2026-000052454 · never reused
Internal UUID01a0ae84-573a-74ee-92fe-f1f8773c133c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052454
StatusPUBLIC

Content hashes

Canonical text017e3f5675b4477a35a6b3dcf7cd4bacd51e14acf2e526d80b95f87e9bb7adf4
Markdownd2bd2fd38623d7875671ce6f1d5655f41941a195ef3405de804c7863a5aabf07
PDF
Publication page679992978698a92c30fda5e06863fe97cecae9ed60e22b918df92cf690b0ddf5
Manifest5e12ca4fc98afb99cfe1afc7af05043fe99e79e65370fcb5b9901da592406eb8

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
SignatureNwQxHmG4mOWYSofSkHC9yzzldr63Gpd7tow0XsTzwSGFioc+pbSmkOkITydYnWHVS/2etv1OhHgpkTEdySUZCw==
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

2026-09-17T10:57:04.736215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052454
observed 679992978698a92c30fda5e06863fe97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:04.719159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052454/manifest.json
observed 5e12ca4fc98afb99cfe1afc7af05043f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:04.700712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052454/publication.md
observed d2bd2fd38623d7875671ce6f1d5655f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:04.683038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052454/publication.txt
observed 017e3f5675b4477a35a6b3dcf7cd4bac...
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.