OpenTechnical

OT-2026-000084696

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000084696) never changes.

Identity and time

Publication numberOT-2026-000084696 · never reused
Internal UUID01a0ae98-e25d-763b-9aab-770bf4e7d557 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084696
StatusPUBLIC

Content hashes

Canonical text9b077677b2cbc440b19f6d781f654b1ae149ac5da03b25ec7da6ec0cd8fbf714
Markdowne80a4b034fc19d00faaec059c474553828b2f4f117ce2d5c9bd187f0b5d1c2cc
PDF
Publication paged795c1826fc052f82b63dfc49ddbc70920e6a6bd12acde043afa83f2b2305502
Manifest79527e401bb0f87cdf986bb948606c701c6e56d28e1eb44d54bf981d3cb4a634

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
Signature/I6ynEUF1/b7AOfnL5M0ruzAXRez0TsDmI3ZEc+ErzIZep0jkF1gMkhWZMBp2HIl/N9CvlT+2Khqqhdlev0mDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:37.235617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084696
observed d795c1826fc052f82b63dfc49ddbc709...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.218382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084696/manifest.json
observed 79527e401bb0f87cdf986bb948606c70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.199568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084696/publication.md
observed e80a4b034fc19d00faaec059c4745538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.181256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084696/publication.txt
observed 9b077677b2cbc440b19f6d781f654b1a...
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.