OpenTechnical

OT-2026-000055036

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000055036) never changes.

Identity and time

Publication numberOT-2026-000055036 · never reused
Internal UUID01a0ae86-5e81-7e35-b76b-7dd7ded2a58e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055036
StatusPUBLIC

Content hashes

Canonical text858ea60b4492e7a28f3be8052cb9a7339bd66aeb040603b83089c721932cc726
Markdown5032cc3094d6fad1cb8468c8a9ecb38e4e3dc0f34fbfa35a16b36a3d9442f6f6
PDF
Publication page420b465ea17f433acfdd8fda987de195c1e2024b13536515346e332869873868
Manifestf6a83e3dd7c998ee418656acb606453ce717aa5f45ad124db5dc45ac0b15ee78

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
SignatureaYY3xdLd1SORaiUiNeLRgEfVB5Abnf7e/1+pw/axqG+Bz8CXfAV8yfvHwR8EmLc8ubHOnnK9P8J0juE9Qq/RAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:10.692565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055036
observed 420b465ea17f433acfdd8fda987de195...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.673575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055036/manifest.json
observed f6a83e3dd7c998ee418656acb606453c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.654047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055036/publication.md
observed 5032cc3094d6fad1cb8468c8a9ecb38e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.638259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055036/publication.txt
observed 858ea60b4492e7a28f3be8052cb9a733...
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.