OpenTechnical

OT-2026-000054023

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000054023) never changes.

Identity and time

Publication numberOT-2026-000054023 · never reused
Internal UUID01a0ae85-b3a7-7a21-af35-46c30429db4c · 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-2026-000054023
StatusPUBLIC

Content hashes

Canonical texte22818c952361e966015f6d2724638ce09a25e25f71dd9ba6400ecb1b6877a76
Markdown343363058dbb34bba67aa13344a4112b08470a51af2ee9c858737174c5f290ca
PDF
Publication page0efacff35bebc8f82a047047e5aee420a5ae1e7a755416fd7e9a6f6938a1a49c
Manifestc9eef9fc3c4cea66487483e75a6f1d8c91869a5b35616f2ad37ebbb0b05fed1c

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
Signature94qb+5hCjtyDlU66J2SEvZ6ivZ1C0kUU/iCzfPl/SkX2tZzjyk8RpWeqON0SMEgN8xCrmJ+PdJpixJyfz/7SAw==
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

2026-09-17T10:54:23.032545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054023
observed 0efacff35bebc8f82a047047e5aee420...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:23.011115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054023/manifest.json
observed c9eef9fc3c4cea66487483e75a6f1d8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:22.987512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054023/publication.md
observed 343363058dbb34bba67aa13344a4112b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:22.962241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054023/publication.txt
observed e22818c952361e966015f6d2724638ce...
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.