OpenTechnical

OT-2026-000055224

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000055224) never changes.

Identity and time

Publication numberOT-2026-000055224 · never reused
Internal UUID01a0ae86-a0ff-7223-a742-0f9cea96de50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055224
StatusPUBLIC

Content hashes

Canonical text8d5814afc39d1c5954f666c191ba13aeee562ffad3c4d6e2be1a2b4d682ce2cc
Markdown9cd48278976278b673451972e84af22abceb7aa9e1f024a28f07f1aa5bfe1d27
PDF
Publication page0c997462bec71ec99d414fd7aa00a9dc218df6e2e40d056b3de1537c05e583b8
Manifest748bd1160e6eb85aaced7b483670ba1e59067503ded25d0750efce48382f4e23

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
Signatureth9arv+x/51pezB5T2p53cKVW2qg4wFMQYRQgBsffiEkFXidauJYunGQshQPVGEvgZX7CJTVdcaP6wLsq7Q9Dg==
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

2026-09-17T10:51:48.206312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055224
observed 0c997462bec71ec99d414fd7aa00a9dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:48.187285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055224/manifest.json
observed 748bd1160e6eb85aaced7b483670ba1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:48.167700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055224/publication.md
observed 9cd48278976278b673451972e84af22a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:48.149614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055224/publication.txt
observed 8d5814afc39d1c5954f666c191ba13ae...
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.