OpenTechnical

OT-2026-000017203

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000017203) never changes.

Identity and time

Publication numberOT-2026-000017203 · never reused
Internal UUID01a0ae6e-76c7-76b0-803c-5c7df86acd6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017203
StatusPUBLIC

Content hashes

Canonical textad8f3a850b5619927366dee5b4c9fbf2dadf1a79da10310468de90b05b8d6d1a
Markdownfbe8fc3fa5edb31b636ad02b15ad921e56364f7f60c75f5b28c0079aa3ca3c9d
PDF
Publication pagea3611cdf5788a15c55e143eb86e99051e5bd41bbe0939d157cf38a7688e1b357
Manifest0b54020fc2d3f309fea5f9c640949e67750860d8443ba37813ff545b8c7698e2

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
SignaturePQVjGgEGk7XBDiLYM4JSyzubck+0MI3dWt9syX3UO+cL8K0BbIpfqHQsqeTJPjZzAq++bxFEaJsmd3tEou03Aw==
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

2026-09-17T12:02:16.643865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017203
observed a3611cdf5788a15c55e143eb86e99051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:16.625595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017203/manifest.json
observed 0b54020fc2d3f309fea5f9c640949e67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:16.606182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017203/publication.md
observed fbe8fc3fa5edb31b636ad02b15ad921e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:16.587560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017203/publication.txt
observed ad8f3a850b5619927366dee5b4c9fbf2...
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.