OpenTechnical

OT-2026-000033876

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000033876) never changes.

Identity and time

Publication numberOT-2026-000033876 · never reused
Internal UUID01a0ae75-a391-7307-b285-d53e5ed66dfd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033876
StatusPUBLIC

Content hashes

Canonical text6d7331268eb5410d5ccae254f6257d4926f45476bb8b57400e65359967fbc8fa
Markdown15147b055899bf357a7b5b5c32f9eb2744209be8f1d824231beecdc22c83c273
PDF
Publication page917fcc480d1e796c14010b30aaef9d3fe3719b0047cba39950278ab09956c2d6
Manifestc9fd6609fc927e177bacdcbd07fbf73e3d7b8be42defc48b41ca54b1260b0a55

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
Signature41dRJ7nySGwx0C+Rp87aWKA4RxVeXjHsnesOupWeNfKpqz5JFgNrcO5cejbfHaxJcLGR+f2+9LpWP7amGwZSBg==
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

2026-09-17T11:31:56.658011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033876
observed 917fcc480d1e796c14010b30aaef9d3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:56.637485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033876/manifest.json
observed c9fd6609fc927e177bacdcbd07fbf73e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:56.617863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033876/publication.md
observed 15147b055899bf357a7b5b5c32f9eb27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:56.598412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033876/publication.txt
observed 6d7331268eb5410d5ccae254f6257d49...
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.