OpenTechnical

OT-2026-000030256

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000030256) never changes.

Identity and time

Publication numberOT-2026-000030256 · never reused
Internal UUID01a0ae73-e500-7c0e-a660-55232a051f86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030256
StatusPUBLIC

Content hashes

Canonical text5efc902b782c27dd387425c0ab55a5295fd35a59edeaf75276abc4f996981b35
Markdown3307b951e6212c03496a1e8ddf2ff43511f222057d1dd8e39bcdfa81b94ce198
PDF
Publication page35d1ea9f830c5095051de77df521cce911ef3dd539f07924d1cb257ecf931071
Manifest62be4d69d1996de6290ee809d63f389e5da61afc0c73136e94b6e7dd9011eb4f

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
SignatureODPPgVxMl2pwhzVQ3nuvsUrHO+MnQ+gqybp5BKOnSqhL4BGhrZZ1w32VmZku2zONPqlW2hiK+y6WFN/ewYbWAw==
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

2026-09-17T11:40:45.099473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030256
observed 35d1ea9f830c5095051de77df521cce9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.078879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030256/manifest.json
observed 62be4d69d1996de6290ee809d63f389e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.060528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030256/publication.md
observed 3307b951e6212c03496a1e8ddf2ff435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.038800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030256/publication.txt
observed 5efc902b782c27dd387425c0ab55a529...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.040711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030256
observed 35d1ea9f830c5095051de77df521cce9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.023596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030256/manifest.json
observed 62be4d69d1996de6290ee809d63f389e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.008092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030256/publication.md
observed 3307b951e6212c03496a1e8ddf2ff435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:54.989973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030256/publication.txt
observed 5efc902b782c27dd387425c0ab55a529...
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.