OpenTechnical

OT-2026-000025727

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, 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-2026-000025727) never changes.

Identity and time

Publication numberOT-2026-000025727 · never reused
Internal UUID01a0ae71-9bca-749e-b188-aea6a058a4d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025727
StatusPUBLIC

Content hashes

Canonical text3cb1d5b54723d2f2dcffb14a8debd060036a17c418da8a0c4c262d49a9fb3c76
Markdownb916e3b2e196a5092bbe75a572a2bb31c0a2f2d0e795c23c6d62cda144d11b0e
PDF
Publication page0b44db25b769c246115e06434d4f9a852edb889a979c0e630a6cb0c320144961
Manifest9214b99e7ca36501e1bc9cab06e19500af340a3d4fe10b34dad850d2d7eeee15

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
SignaturekZGrvW98EbLKcrxBVLN2HuvMVNjatBUpo78Uzjw0TBCzeIAsuZYTuIOUbBLiVcdcscYcGtM6C3liy+3v29ykCg==
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

2026-09-17T11:46:56.845250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025727
observed 0b44db25b769c246115e06434d4f9a85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:56.826133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025727/manifest.json
observed 9214b99e7ca36501e1bc9cab06e19500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:56.807567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025727/publication.md
observed b916e3b2e196a5092bbe75a572a2bb31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:56.788225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025727/publication.txt
observed 3cb1d5b54723d2f2dcffb14a8debd060...
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.