OpenTechnical

OT-2026-000044481

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000044481) never changes.

Identity and time

Publication numberOT-2026-000044481 · never reused
Internal UUID01a0ae7c-39d8-7a47-a7f3-a7dd097ccca7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044481
StatusPUBLIC

Content hashes

Canonical text2816788e88636ce86fc9e5a6de0f54655f4bcd05dfc846bf07eee41f528573b7
Markdownc732c776fb52bd2d01917efe9cd46617382143c4f42fb085a366cc00478b2e9b
PDF
Publication page24287c47ca466c3f5cb3adbc53c7265231bd6a911a5404354c71db26470e1621
Manifesta2eebd175ed8e2c09b7a2a595448c9f1e0f4c8ad10582c0a9432aafd82c38d56

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
SignaturepjeeydMf0mTyKk68/0k90AwaipNn2TEt8cUJofUp6RfAPEK3WhIZCCl/FFyYJuHMmAztLLi+HaHW3353INMLBQ==
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

2026-09-17T08:30:55.255034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044481
observed 24287c47ca466c3f5cb3adbc53c72652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:55.233963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044481/manifest.json
observed a2eebd175ed8e2c09b7a2a595448c9f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:55.215078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044481/publication.md
observed c732c776fb52bd2d01917efe9cd46617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:54.822934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044481/publication.txt
observed 2816788e88636ce86fc9e5a6de0f5465...
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.