OpenTechnical

OT-2026-000061299

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold 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-2026-000061299) never changes.

Identity and time

Publication numberOT-2026-000061299 · never reused
Internal UUID01a0ae8b-1384-7d72-88e0-c83de4cfad6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061299
StatusPUBLIC

Content hashes

Canonical texte00fb868ffb0df00cc1f50bc4e793985b5b776b3f2a4d5e58f5c9ab473ea7242
Markdown9ced8ef188355d72d53586512e4f31eea7bf75ad44f2a47fe5fc4d4401bdf8e8
PDF
Publication page19c1d62067e99d163bdb58ce6a7d301b29dbb8a39a6b0e5decaef33e70724ebb
Manifest6d456313e27e50c0ac56ed6d5962dec531a3f5839a9c040524e922c9f1788aca

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
SignatureHpj/Tba+5+8Q4tAp8fSBKf5Xo76KaLSZCccqb3+vDjxMGxMvLKWC4++TT647bGLZuIyjEHA54tLOxsmmgweqAA==
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...

Independent retrieval

2026-09-17T10:42:43.620394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061299
observed 19c1d62067e99d163bdb58ce6a7d301b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:43.601914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061299/manifest.json
observed 6d456313e27e50c0ac56ed6d5962dec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:43.582126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061299/publication.md
observed 9ced8ef188355d72d53586512e4f31ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:43.562676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061299/publication.txt
observed e00fb868ffb0df00cc1f50bc4e793985...
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.