OpenTechnical

OT-2026-000034072

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000034072) never changes.

Identity and time

Publication numberOT-2026-000034072 · never reused
Internal UUID01a0ae75-df0c-7303-9b7d-e25216b7a2d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034072
StatusPUBLIC

Content hashes

Canonical text319c52496bd36446d62ca969422cbca63162f64ba32105879d631b4032a46992
Markdowne6baa3d00c301bb7d1eaab71410a529bd479d0ec9ab6c85a22f031b36630eb38
PDF
Publication pagebef714c72d1574dd9def9e0cab87efb2b4fcf405a5c09bc8644c40c60ecb98e0
Manifest364244141d3073db3788c1f9227b7f766a9eb125abfa87cb512db6c74e50320a

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
SignatureO3wtio0eMY2Z+YSrNIe9aUAmdGHsZfqtKItuwco1tXilct+zrGeuBgS3o3N6x+fR4sQoxQFJtahzGNGov2oUCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:30:19.297739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034072
observed bef714c72d1574dd9def9e0cab87efb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.275915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034072/manifest.json
observed 364244141d3073db3788c1f9227b7f76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.244032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034072/publication.md
observed e6baa3d00c301bb7d1eaab71410a529b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.221518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034072/publication.txt
observed 319c52496bd36446d62ca969422cbca6...
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.