OpenTechnical

OT-2026-000039750

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000039750) never changes.

Identity and time

Publication numberOT-2026-000039750 · never reused
Internal UUID01a0ae78-d8d5-77f8-a003-2355bb35e243 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039750
StatusPUBLIC

Content hashes

Canonical text0c29fd8d5a0f68f229758a156f1dee0fcff9bbe8e41cc8772c0c154ea1c0fe7a
Markdown3797e6eade48f048e36223b743584c6d571c06b34418d21f43e8a6e7a92fc1aa
PDF
Publication pagefef929603ff1c27c0f7e201051256a200f869568dcee134d7c77ac063cbce575
Manifest33b10492fe4564a799ae963585d2d8a5d97dcc9ea9b0d4a9b006db9bf4402bfe

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
SignaturegIx/fT4os0KD4tf4Png/HvGmNuxMcZJjG5NVUI/MnD05w5KlesJpxyUcmTygklmVnpJGfADOA+Q8Sh4Hv1DwBQ==
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

2026-09-17T11:19:57.927627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039750
observed fef929603ff1c27c0f7e201051256a20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:57.908899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039750/manifest.json
observed 33b10492fe4564a799ae963585d2d8a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:57.887711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039750/publication.md
observed 3797e6eade48f048e36223b743584c6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:57.869412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039750/publication.txt
observed 0c29fd8d5a0f68f229758a156f1dee0f...
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.