OpenTechnical

OT-2026-000049586

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000049586) never changes.

Identity and time

Publication numberOT-2026-000049586 · never reused
Internal UUID01a0ae81-8f7d-7dfd-97a6-47b2e95f95c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049586
StatusPUBLIC

Content hashes

Canonical text874690336b0d2f4a13ade3d846b994f34ad9d7b943d8dd6af2f88bba6ec34a14
Markdownf6e097406f167827a8044b904e280a639bc587e6589e3d02d004cd588c5b902d
PDF
Publication pageefe19cf64d3507a2883abaf6126330e86c982af5924022ab97d12d9f4823e675
Manifest357110491aa1bc353dbee244c6a4498343de6f755869736cc26f2bad12ed354e

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
SignatureakHSSo0wfF9JDpKwWpD+noGIW6Bwty1jJ9QSOqKO9O/iVnBLz5ByTycry0IVz8+H3aiBnsF6VzAvLg+ZBaGTBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:02:33.590975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049586
observed efe19cf64d3507a2883abaf6126330e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:33.571378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049586/manifest.json
observed 357110491aa1bc353dbee244c6a44983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:33.553343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049586/publication.md
observed f6e097406f167827a8044b904e280a63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:33.536308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049586/publication.txt
observed 874690336b0d2f4a13ade3d846b994f3...
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.