OpenTechnical

OT-2026-000053985

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000053985) never changes.

Identity and time

Publication numberOT-2026-000053985 · never reused
Internal UUID01a0ae85-b3a7-78f3-b232-785a92280163 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053985
StatusPUBLIC

Content hashes

Canonical text1822408c8b9f7955a3996ab03b05c71218ae2da338527508e36ee2af1c647736
Markdownea3320ae02a82be9a8e2f252cfc5393370b540533aa2da9bfc632316de58226b
PDF
Publication page1e8102c36d4cdee13442d28d8e10c1201cf20e2c99ffa03191c2ec920536f2a5
Manifestaa8abce5360b347730aa4807a0b1a4db968fb33d3d7732654483bec62fd2e09c

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
SignatureXzwOBVRahbtKGm5jGVpFmyq+3/w8xxv80haTN/r7aH6siGRK+PwTf5sxUUrv7beODjK/W/GongMaqmX/oq49DA==
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

2026-09-17T10:54:17.408051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053985
observed 1e8102c36d4cdee13442d28d8e10c120...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:17.378579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053985/manifest.json
observed aa8abce5360b347730aa4807a0b1a4db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:17.350654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053985/publication.md
observed ea3320ae02a82be9a8e2f252cfc53933...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:17.324991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053985/publication.txt
observed 1822408c8b9f7955a3996ab03b05c712...
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.