OpenTechnical

OT-2026-000055171

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000055171) never changes.

Identity and time

Publication numberOT-2026-000055171 · never reused
Internal UUID01a0ae86-5e82-72ea-9188-f00e8f645dcb · 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-2026-000055171
StatusPUBLIC

Content hashes

Canonical text886951cfc61b857cd4148de0cd78e2be507d93fde7b60ec1f7b9b9c2e74815e9
Markdown716c828e4efc03f78f155bba5b7f397acbec7babc7bf2b95bc5e46b184a21cfb
PDF
Publication page32f75dfa0a79781383ff67dada9059539f79a319676a391ff01927d6c97068f4
Manifest735b159cc71ecb7353f74e89235133498d47382fbe04cea17f32f85252a51f83

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
Signature4rWMuYepF22jxD9FoE1roymOiFC3E5ATZ2HusDwEBHoddACNYN9P87OownImNVJNJsOJ/CabB47IZI485qwVAA==
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

2026-09-17T10:53:21.695812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055171
observed 32f75dfa0a79781383ff67dada905953...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:21.675139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055171/manifest.json
observed 735b159cc71ecb7353f74e8923513349...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:21.651356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055171/publication.md
observed 716c828e4efc03f78f155bba5b7f397a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:21.631728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055171/publication.txt
observed 886951cfc61b857cd4148de0cd78e2be...
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.