OpenTechnical

OT-2026-000038194

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000038194) never changes.

Identity and time

Publication numberOT-2026-000038194 · never reused
Internal UUID01a0ae78-2d50-7412-8e56-445b594f8e43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038194
StatusPUBLIC

Content hashes

Canonical textd854f85e31e492c8a053520c8d77ca206d653b725fb56dd787f2a268114fc53c
Markdowne1aedcc065f7a1868ff2bb7c3293350a697894712aebd61166fd530ee5802821
PDF
Publication page94ae243886a68961b4dfe2f8e9604a0b8ee1439af82467359df72fe91e05b3d8
Manifest4d9ab70a263a7906934864ca22d3172a77dc98f3a659ee35bf86f875751ff542

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
SignatureIO8hPTGr1bRR4YuhWfSvbhDOQ1xeaXlecuISDtMvy5Qqj5QQRncc05YxUGmbIYgSlkYUPrKhxPZZbwiX/SdJAg==
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

2026-09-17T11:22:19.429616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038194
observed 94ae243886a68961b4dfe2f8e9604a0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:19.411416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038194/manifest.json
observed 4d9ab70a263a7906934864ca22d3172a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:19.392549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038194/publication.md
observed e1aedcc065f7a1868ff2bb7c3293350a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:19.374515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038194/publication.txt
observed d854f85e31e492c8a053520c8d77ca20...
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.