OpenTechnical

OT-2026-000055710

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before 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-2026-000055710) never changes.

Identity and time

Publication numberOT-2026-000055710 · never reused
Internal UUID01a0ae87-09ca-7a9e-8e87-3dc146d11c7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055710
StatusPUBLIC

Content hashes

Canonical text29b20e07872b060093492cc2946e01fadee9a2ec078601fac8ff2563e9fec516
Markdown712c4853a421daf444e2caf6a694ece6642da336aebf122aeba47aed9dfbd958
PDF
Publication pagebac7a472ff0b24caa8555f875d1eb36277fc021e83ac21fd4ac2d66dcde7a172
Manifest5e5618766227ea673ea75b9c4a453255f6064ff2fa033e48bd4d98b770898448

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
SignaturesV3wndy3f+3z16KJKaP6EOe/djmfgWpEPOQfr0nqWGSvZua+05OoiOX3K9KbukAV3+nyb9sQ9DwbnAIG5HKQAg==
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

2026-09-17T10:51:02.441715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055710
observed bac7a472ff0b24caa8555f875d1eb362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:02.421844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055710/manifest.json
observed 5e5618766227ea673ea75b9c4a453255...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:02.402131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055710/publication.md
observed 712c4853a421daf444e2caf6a694ece6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:02.384041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055710/publication.txt
observed 29b20e07872b060093492cc2946e01fa...
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.