OpenTechnical

OT-2026-000017036

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off 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-2026-000017036) never changes.

Identity and time

Publication numberOT-2026-000017036 · never reused
Internal UUID01a0ae6e-591b-79f4-8385-8ffbd467f86a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017036
StatusPUBLIC

Content hashes

Canonical text131e28290d2c489a59a829e418945af8664af0c2b9a8e68ca8430281f219b742
Markdown5098da89f71dfdcd7409e1797833ee330fe5e64e3e3a1c4690a94e4609d60a45
PDF
Publication page6c18c4017dabfd93cc9afd40d97c5e83396bccb4790ddec168fa5a314474925f
Manifestdc6bb88950b4c6c8b738449341fffee018731adbaa6dd3b9a9add1438c53ead5

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
Signature6jqFf1J3uFRJQGIpWkOf1+dZOU+GQmoK+Kz61P2cxbQskOxcHiuJS+DWdsSQi6KP7hlymyabztmBVNq2ehT1DA==
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

2026-09-17T12:03:26.907120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017036
observed 6c18c4017dabfd93cc9afd40d97c5e83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.890134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017036/manifest.json
observed dc6bb88950b4c6c8b738449341fffee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.870763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017036/publication.md
observed 5098da89f71dfdcd7409e1797833ee33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.854266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017036/publication.txt
observed 131e28290d2c489a59a829e418945af8...
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.