OpenTechnical

OT-2026-000037276

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000037276) never changes.

Identity and time

Publication numberOT-2026-000037276 · never reused
Internal UUID01a0ae77-b8cc-7441-aa1b-264a6f4c0328 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037276
StatusPUBLIC

Content hashes

Canonical textb68a40090247c470a1151d4cf15aa80509dd3e576804410ee2917d67cd338ca2
Markdown57f5e3630681b050e37204718f647d307d639c3b6e6f05e6a2edd86c47f7a995
PDF
Publication paged4ac83aacac91966148bfe4728adcc882f53150312c91653ca49e56b1e72a501
Manifest26b45de880f3599c87e332f3832a77ed246062e0718bc4593a8bc42ae7ea3730

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
Signaturebr49xSMcUr3Sob9w3hxtZ1LQtWBBmJPRccKdsP4HW85oWKeD+UbhqnIasdbQ4HNdGfSzDriIy8vpFT/iOeaoAQ==
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

2026-09-17T11:23:33.276328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037276
observed d4ac83aacac91966148bfe4728adcc88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:33.257355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037276/manifest.json
observed 26b45de880f3599c87e332f3832a77ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:33.238898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037276/publication.md
observed 57f5e3630681b050e37204718f647d30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:33.223006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037276/publication.txt
observed b68a40090247c470a1151d4cf15aa805...
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.