OpenTechnical

OT-2026-000103483

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single stage ejector, 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-2026-000103483) never changes.

Identity and time

Publication numberOT-2026-000103483 · never reused
Internal UUID01a0aea4-e461-7c38-9c00-1bdb16014d2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103483
StatusPUBLIC

Content hashes

Canonical text9be3c077ee53cebea8bc9c92457be87f1d7aa5b0b2aac465485cc4e5425e2249
Markdown6e7be24e19e03db405a1e42916fec9622e234f8f681528f51e656a04298b5158
PDF
Publication page0db94eb1626a92206c1d22915ffd30b2fb940151900d2da8833c43c44f3c81b7
Manifeste6201c44568bdceb484b04a661d83e0208e5144fc2acccd359e6fca01763a9ea

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
SignatureNWbisx0aq1eGQlcZck1Mz521jqO5OgVFZjnJKsbcrnTLTbENHrzXf0yi8sgJsiNrpa3KGfsxsl+XLmA5H4htBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:14.741842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103483
observed 0db94eb1626a92206c1d22915ffd30b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:14.724325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103483/manifest.json
observed e6201c44568bdceb484b04a661d83e02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:14.705761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103483/publication.md
observed 6e7be24e19e03db405a1e42916fec962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:14.688011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103483/publication.txt
observed 9be3c077ee53cebea8bc9c92457be87f...
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.